NWT Size XL 18 to 24 months 100% Brushed Cotton - Safe material. TOG 0.5 - No matter where you are, tropical or subtropical, our sleeping bag can be used in warm summer days. Comfort baby into a deep, deep sleep. 100% Safe Assured - With zipper protector on the back, our sleeping bag will protect the baby's belly from scratches and irritation. Easy Care - Machine Washable for Decades. There is no need to hand wash. Save your time and energy. Material: 100% Brushed Cotton Color: White dinosaur motifs include T-Rex, Diplodocus, and Triceratops Machine Washable & Easy Care 2-Way Durable Zipper with Protector