Never lose another sock! A super-soft baby boot that's adjustable and stays on, no matter what. Features: Signature two-part closure keeps boots on and adjusts as baby grows. No-slip grippers on sizes 6-12m & up Luxuriously soft & built for hand me downs.  Material: 70% bamboo viscose, 30% organic cotton Care Instructions: Machine wash on low or delicate. Dry on gentle/low or line dry.