Officially Licensed CoComelon Merchandise SIZING / SOFT FABRIC BLEND - This PJ is listed in boy's sizing. It is made of a soft 100% cotton. FEATURES - This is a four-piece pajama set. It has long sleeves. The soft cotton blend creates the perfect snug fit for your kiddo! ANYTIME WEAR - This set can be used for pajamas, loungewear, and playdate wear. The fabric is lightweight. Bottom style : Pant Inspired by the educational series are these CoComelon pajamas. CoComelon is a preschool educational show centered around a young boy named JJ. He and his pals go on educational adventures, learning and growing along the way. There are two pajama sets , These sets are perfect for your little one to snuggle up in and watch their favorite streaming show or bedtime and are perfect for mixing and matching together. They are made from a soft cotton fabric blend.