Premium Organic Cotton Clothes for Kids (Ages 12-13)

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    Explore Firebird Kids’ collection of stylish, durable clothing designed for children ages 12-13. Made from the finest organic cotton, our pieces are perfect for school days, weekend adventures, and everything in between.

    Our Premium Organic Cotton collection, crafted in the USA, offers timeless, breathable pieces made with the softest certified organic fabrics. Designed for comfort and style, these essentials keep preteens feeling great and looking their best, season after season. From playtime to relaxed weekends, these versatile pieces reflect our commitment to sustainability and quality.

    55 products
    Kids pants. Hip and stylish, 100% organic cotton denim. Made in NYC. Unisex.
    soft jeans for boys
    Soft Denim Pants
    $85.00
    kids essentials hoodie
    Kids essentials hoodie
    Two-Sided French Terry Zip Up Hoodie
    $85.00
    Pants for boys
    Pants for boys
    Soft Denim Pants
    $85.00
    Firebird Bottoms Colorblock Fleece Joggers Made in NYC and LA Unisex 100 Percent Organic Kids Clothes
    Firebird Bottoms Colorblock Fleece Joggers Made in NYC and LA Unisex 100 Percent Organic Kids Clothes
    Colorblock Fleece Joggers
    $62.00
    Kids organic cotton hoodie with Firebird graphic
    Kids hoodies. 100% organic Peruvian cotton. Super soft and comfortable. Firebird graphic hoodie for cool kids. Unisex.
    Firebird Graphic Fleece Hoodie
    $65.00
    Boys zip up hoodie
    kids fleece hoodie
    Navy Fleece Zip Up Hoodie
    $85.00
    Kids pants
    Boys Pants
    Light Wash Denim Pants
    $85.00
    Sale
    Three Feathers Graphic Tee
    $57.00 $42.00
    Colorblock Fleece Sweatshirt
    $65.00
    #color_storm-blue
    #color_dusty-rose
    Cotton Cashmere Hoodie Sweater
    $108.00
    Feather Graphic Fleece Sweatshirt
    $60.00
    Colorblock Crewneck Sweater
    $85.00
    Pants for boys
    Baggy pants for girls
    The Studio Denim Pant
    $95.00
    Long Sleeve Graphic Tee
    $48.00
    Girls tee that is durable, sustainable, and eco-friendly. Made from organic cotton.
    Kids colorblock drop shoulder t shirt in pink and gray
    Drop Shoulder Colorblock Tee
    $57.00
    Chunky Marled Cotton Sweater
    $94.00
    Asymmetric Colorblock Sweater
    $75.00
    Girls organic cotton tee that is durable, sustainable, and eco-friendly. Natural beige stripes.
    Dropped Shoulder Striped Tee
    $57.00
    Boys Pants
    Striped Crewneck Sweater
    $75.00
    Kids organic cotton drop shoulder t-shirt in blue and white
    Kids organic cotton drop shoulder t-shirt in blue and white
    Dropped Shoulder Tee
    $57.00
    Sale
    Kids pants
    Boys Pants
    Soft Light Wash Denim Pants - Insider Sale
    $85.00 $59.00
    Sale
    One of our favorite girls graphic tees, featuring a painted Firebird. Artwork inspired by Marc Chagall. Made from 100% organic cotton fabric, cut and sewn in LA. Made in the US.
    Painted Firebird Graphic Tee
    $57.00 $42.00
    White fleece kids sweatshirt, featuring a painted Firebird. Artwork inspired by Marc Chagall. Made from 100% organic Peruvian cotton fabric, cut and sewn in LA. Made in the US.
    Abstract Art-Inspired Fleece Sweatshirt
    $65.00
    Kids sweatshirts. 100% Organic cotton fleece, cut and sew in NYC. Deep blue color. Golden feather embroidery as a nice and stylish detail.
    Draped Knot Sweatshirt
    $65.00
    Kids Sweaters Embroidered Organic Girls Cardigan. Made in NYC. 100 Percent Organic Kids Clothes.
    Embroidered Ivory Cardigan
    $85.00
    Pom Pom Hat
    $45.00
    Girls Sweaters
    Chunky Marled Cotton Sweater
    $84.00
    Firebird Kids girls graphic tees. Embroidered firebird, on 100% Peruvian organic cotton tee. Hip and Stylish. Cut, sewn and embroidered in NYC. Made in the USA.
    Kids embroidered t shirt white
    Embroidered Firebird Graphic Tee
    $62.00

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    Best Sellers
    Kids Cashmere Sweaters
    Kids Cashmere Sweaters

    At Firebird Kids, we believe trendy kidswear should be more than just cute. Our pieces are thoughtfully designed to look great, feel amazing, and stand up to real-life wear.

    We specialize in cotton kids clothing made from premium organic materials—always soft on skin, easy to move in, and built to last.

    Looking for signature styles?

    Shop our denim
    Explore our knitwear

    Designed in San Francisco. Made in NYC. Always better than basic.