Crafted in a soft cotton blend, this PJ set has your little one ready for bed in no time. Carter's cotton PJs are not flame resistant. But don't worry! they're designed with a snug and stretchy fit for safety and comfort. # Pieces In Set: 4 Included: 2 Pajama Pant(s), 2 Pajama Top(s) 1st Piece Description: Top 1st Piece Fabric: Thermal 1st Piece Fiber Content: 60% Cotton, 40% Polyester 1st Piece Care: Tumble Dry, Machine Wash 2nd Piece Description: Pants 2nd Piece Closure Type: Full Elastic 2nd Piece Fabric: Thermal 2nd Piece Fiber Content: 60% Cotton, 40% Polyester 2nd Piece Care: Tumble Dry, Machine Wash Features: Multi-Pack Fabric Description: Thermal 1st Piece Neckline: Crew Neck 1st Piece Sleeve Length: Long Sleeves Country of Origin: Imported For child’s safety, garment should fit snugly. This garment is not flame resistant. Loose-fitting garment is more likely to catch fire.