100% Organic Cotton FIT: Roomy fit and large gusset for extra wiggle room EASY CHANGES: Ankle to chin zipper allows for a full open for easy diaper changes while there is a soft fabric under-placket and a neck tab that snaps at the top to protect little chins. SPECIAL FEATURES: For size 0-6 months we have added fold-over mitten cuffs on the sleeves to keep baby safe from scratches GIFT REGISTRY-READY: Sleep & Plays are a wardrobe essential. Easy to dress, wear and wash, makes for a perfect shower gift for a new mom, new dad, or growing family