Full coverage footie designed with a hook & loop closure for ease of skin to skin contact. Soft and breathable material made from 67% rayon from bamboo, 29% cotton and 4% spandex (Exclusive of Trims). Elastic waist allows snap free diaper changes. Four sizes available: Newborn + designed with a built-in tie for those extra wiggly babies on the move. 0-3 Months +designed with a built-in tie for those extra wiggly babies on the move. 3-6 Months + does not have fold over mitten and designed with a built-in tie for those extra wiggly babies on the move. 6-9 Months + does not have fold over mitten and designed with a built-in tie for those extra wiggly babies on the move. Wear Snug Fitting Not Flame Resistant Designed in Brunswick, Maine Made in China