Machine Washable – Machine wash COLD; Remove insole and AIR dry (NO dryer use). Ultra lightweight - Provides exceptional comfort and functionality for kids. Antibacterial Insole – Infused with natural Green Tea extract (no chemicals) to kill odor causing germs. Pedorthist Friendly - With its removable insole, long counters, and child-specific patterns, Tsukihoshi has become a favorite for Pedorthists looking to make modifications to accommodate customized orthotics and/or AFO's. Barefoot Comfort – Wide toe boxes allow natural splaying of toes for balanced landing and maximum comfort. Heel Stabilizer – Long heel counter provides optimum stability. Easy On & Off – Single strap 'hook and loop' closure and elastic faux-laces for superb fitting.