Organic 2-Way Zipper RomperGOTS certified, 100% organic cotton 2 way zipper opens from neck to ankle for easy dressing and also from ankle to neck for easy diaper changing zipper safety tab cover at neck chrome lead nickel free zipper fold over, mitt sleeves (in sizes preemie nb to 6 9m) for added warmth and protection from self scratching *Please note that babies need sensory exploration and tactile stimulation every day, so be sure to leave little hands uncovered for a