Product Description We recycle leftover cotton fabrics into fibers. In this process, which also requires the addition of polyester, the fabric may pill due to its nature. ; Product Content and Features Product Content: Main Fabric Pajamas Bottom: 58% Polyester 42% Cotton Main Fabric Pajama Top: 68% Polyester 32% Cotton Product Features: Collar: Crew Neck Pattern: Printed / Patterned Sleeve Length: Short Sleeve Product Type: Pajamas. Suit Fit: Standard Fabric: Hosiery Brand: LCW DREAM Material: Recyclable Cotton Gender: Boys.