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3-4Y KIDS CLOTHING BOTTOMS 2026

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Three young children sitting on a fluffy cream carpet in a bright nursery, wearing matching light blue and white pajama pants with different t-shirts. One child is holding a wooden block.
    Sinsay
    Sinsay Boys' Dinosaur Print & Striped Drawstring - 3-Pack Sweatpants
    $55.98$27.99→$18.19
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    Sinsay Girl's Multi Pink Winter Animal Print 2-Pack Leggings
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      Sinsay Girl's Multi Pink Winter Animal Print 2-Pack Leggings
      $29.98$14.99→$9.74
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      Sinsay Boy's Navy Velvet Corduroy Pull-On Pants
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        Sinsay Boy's Navy Velvet Corduroy Pull-On Pants
        $49.99$18.00→$11.70
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        Sinsay Girl's Pink Velvet Wide-Leg Pants
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          Sinsay Girl's Pink Velvet Wide-Leg Pants
          $49.99$14.99→$9.74
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          Sinsay Girl'sLight Pink & Dark Grey Bow Print 2-Pack Cuffed Pants
            Sinsay
            Sinsay Girl'sLight Pink & Dark Grey Bow Print 2-Pack Cuffed Pants
            $41.98$20.99→$13.64
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            Sinsay Girl's Purple Ribbed Leggings
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              Sinsay Girl's Purple Ribbed Leggings
              $15.98$7.99→$5.19
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              A young girl with long brown hair sits on a white textured cushion against a solid tan studio background. She is wearing a beige long-sleeve knit top with small black heart patterns and dark gray pants.
                Sinsay
                Sinsay Girl's Dark GreyFlare Pants
                $44.99$14.99→$9.74
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                Sinsay Girl's Dark Pink Ribbed Lettuce-Hem Leggings
                  Sinsay
                  Sinsay Girl's Dark Pink Ribbed Lettuce-Hem Leggings
                  $15.98$7.99→$5.19
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                  Sinsay Boy's Camel, Light Grey & Mint Green 3-Pack Cargo Sweatpants
                    Sinsay
                    Sinsay Boy's Camel, Light Grey & Mint Green 3-Pack Cargo Sweatpants
                    $55.98$27.00→$17.55
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                    Two pairs of jogger sweatpants shown flat against a light gray background, one in heather dark brown and the other in heather navy blue.
                      Sinsay
                      Sinsay Boy's Dark Grey & Navy 2-Pack Drawstring Sweatpants
                      $45.98$23.00→$14.95
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                      A young boy modeling a black crewneck sweatshirt and matching black track pants with silver contrast stitching, paired with black and white sneakers, set against a solid red studio background.
                        Sinsay
                        Sinsay Boy's Black Black Side-Stripe Drawstring Sweatpants
                        $19.98$10.60→$6.89
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                        A young boy wearing a brown and beige two-piece sweatshirt and jogger set, posing on an orange floor against a light gray background.
                          Sinsay
                          Sinsay Boy's Brown Colorblock Side-Stripe Drawstring Sweatpants
                          $19.98$9.99→$6.49
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                          A young boy wearing a light gray two-piece sweatshirt and jogger set with a blue and orange 'Ready to Ride' graphic, sitting on a blue block against a solid tan background.
                            Sinsay
                            Sinsay Boy's Grey "Ready to Ride" Graphic Drawstring Sweatpants
                            $23.98$11.99→$7.79
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                            Sinsay Boy's Olive Green Moto-Panel Drawstring Sweatpants 
                              Sinsay
                              Sinsay Boy's Olive Green Moto-Panel Drawstring Sweatpants 
                              $23.98$11.99→$7.79
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                              A young girl modeling a cream-colored long-sleeve sweatshirt with a small teddy bear graphic on the chest, paired with black flared pants and pink slip-on shoes, standing against a light gray studio background.
                                Sinsay
                                Sinsay Girl's Black Black Ribbed Flared Pants
                                $44.99$14.99→$9.74
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                                A young boy modeling a navy blue athletic t-shirt with white stripes on the sleeves and a sports graphic, paired with matching navy blue jogger pants and beige sneakers, standing in a studio setting.
                                  Sinsay
                                  Sinsay Boy's Blue Elastic-Waist Denim Jogger
                                  $29.98$20.00→$13.00
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                                  A young girl stands against a plain light background wearing a black crewneck sweatshirt, lavender pants with black heart patterns, and black shoes.
                                    Sinsay
                                    Sinsay Girl's Blue Heart Print Drawstring Sweatpants
                                    $21.98$10.99→$7.14
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                                    A young girl stands on a city street wearing a bright pink matching set consisting of a ruffled zip-up jacket and printed jogger pants, over a light pink graphic T-shirt and white sneakers.
                                      Sinsay
                                      Sinsay Girl's Pink Rainbow & Heart Print Drawstring Sweatpants
                                      $19.98$9.99→$6.49
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                                      Two young girls modeling matching two-piece lounge sets. The girl on the left wears a light lavender short-sleeve top and wide-leg pants, while the girl on the right wears a medium brown short-sleeve top and matching wide-leg pants.
                                        Sinsay
                                        Sinsay Girl's Brown & Dusty Purple2-Pack Elastic-Waist Wide-Leg Pants
                                        $37.98$18.99→$12.34
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                                        A young girl modeling a black faux-leather jacket with cream shearling lining, matching beige leggings with decorative patches, black ankle boots, and cream earmuffs, set against a solid tan studio background.
                                          Sinsay
                                          Sinsay Girl's Beige Teddy Bear Print Leggings
                                          $15.98$7.99→$5.19
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                                          A young boy modeling a dark forest green sweatshirt and matching sweatpants set. The sweatshirt features a large circular graphic on the chest with the text 'NEXT CITY travel BOSTON' and a train illustration.
                                            Sinsay
                                            Sinsay Boy's Dark Green Fleece Cargo Sweatpants
                                            $49.99$14.99→$9.74
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                                            A young boy stands against a light gray studio background wearing a matching brown sweatshirt and sweatpants set. The sweatshirt features a colorful graphic of a cartoon bear face with the text 'SO COOL JOIN ME DUDE! UNLIMITED FUN'.
                                              Sinsay
                                              Sinsay Boy's Brown Drawstring Sweatpants
                                              $21.98$10.99→$7.14
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                                              A young boy stands against a light gray studio background wearing a light gray sweatshirt and matching sweatpants with red side stripes and a red 'TOKYO' graphic on the chest, paired with dark blue sneakers.
                                                Sinsay
                                                Sinsay Boy's Grey & Red Side-Stripe Sweatpants
                                                $21.98$10.99→$7.14
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                                                A person wearing dark green jogger-style pants with white side stripes, paired with a light gray long-sleeve top and black-and-white sneakers, captured mid-motion against a plain light gray studio background.
                                                  Sinsay
                                                  Sinsay Boy's Dark Green Side-Striped Sweatpants
                                                  $21.98$14.00→$9.10
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                                                  A young girl with curly dark hair stands smiling in a studio, wearing a pink hooded puffer jacket and matching light purple-pink snow pants with pink shoes, against a solid blue-gray background.
                                                    Sinsay
                                                    Sinsay Girl's Lilac Warm Winter Pants
                                                    $49.99$14.99→$9.74
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                                                    A young boy wearing a light gray graphic sweatshirt, black pants, and black-and-white sneakers, standing against a solid yellow background.
                                                      Sinsay
                                                      Sinsay Boy's Black & Green Side-Stripe Sweatpants
                                                      $19.98$9.99→$6.49
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                                                      Two pairs of kids' jogger sweatpants laid flat on a light gray background. The front pair is bright red with white 'CHICAGO' text and a small circular logo on the lower leg.
                                                        Sinsay
                                                        Sinsay Boy's Red/Light GreyChicago Letter Print Drawstring 2 Pack Sweatpants
                                                        $37.98$18.99→$12.34
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                                                        A young boy wearing a white graphic sweatshirt, light blue jogger pants, and black-and-white sneakers, standing against a solid yellow studio background.
                                                          Sinsay
                                                          Sinsay Boy's Blue Colorado Letter Print Sweatpants
                                                          $19.98$9.99→$6.49
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                                                          Sinsay Boy's Dark Blue Elastic Drawstring GRINCH Printed Sweatpant
                                                            Sinsay
                                                            Sinsay Boy's Dark Blue Elastic Drawstring GRINCH Printed Sweatpant
                                                            $19.98$9.99→$6.49
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                                                            Sinsay Boy's Brown Ribbed Knit With Front Pockets Pants
                                                              Sinsay
                                                              Sinsay Boy's Brown Ribbed Knit With Front Pockets Pants
                                                              $39.98$15.00→$9.75
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                                                              A young boy sitting on the floor wearing a black t-shirt with a small colorful graphic on the chest, blue jeans, white socks, and black sneakers against a gray studio background.
                                                                Sinsay
                                                                Sinsay Boy's Blue Denim Joggers
                                                                $21.98$10.99→$7.14
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                                                                A young boy stands in a cozy living room wearing a color-blocked long-sleeve shirt with cream, sage green, and navy panels, paired with tan pants and navy sneakers.
                                                                  Sinsay
                                                                  Sinsay Boy's Beigewith Ribbed Knee Detail and Drawstring Sweatpants
                                                                  $19.98$10.60→$6.89
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                                                                  Two pairs of children's jogger sweatpants laid flat on a light gray background. The back pair is solid bright green, and the front pair is light heather gray with an allover colorful graphic print featuring cartoon vehicles and text.
                                                                    Sinsay
                                                                    Sinsay Boy's Green /Light Grey Skater Print 2 Pack Sweatpants
                                                                    $37.98$18.99→$12.34
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                                                                    Sinsay Girl's Pink and Grey All Over Penguin Print 2 Pack Leggings
                                                                      Sinsay
                                                                      Sinsay Girl's Pink and Grey All Over Penguin Print 2 Pack Leggings
                                                                      $29.98$14.99→$9.74
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                                                                      Sinsay Boy's Navy Blue Elasticated Waistband with a Drawstring Pants
                                                                        Sinsay
                                                                        Sinsay Boy's Navy Blue Elasticated Waistband with a Drawstring Pants
                                                                        $44.99$14.99→$9.74
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                                                                        Sinsay Boy's Navy and Cream Skate Club Text with a Drawstring Sweatpants
                                                                          Sinsay
                                                                          Sinsay Boy's Navy and Cream Skate Club Text with a Drawstring Sweatpants
                                                                          $19.98$9.99→$6.49
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