Easy to activate: Simply soak, wring, snap and wrap, then wet again to reactivate. Retains moisture and keeps cool while staying touch dry. Machine washable; tumble dry even after multiple washes Instant cooling: Add a little water to the ice towel, shake the towel, and after 3 seconds, the towel is cold. The towel stays cold for up to 3 hours (subject to availability) Easy to use: Super cool towel for sports, fitness, gym and yoga, a gadget for summer heatstroke prevention and cool relief. Soak for 1 minute, wring out excess water, pat a few times and you can use it. Safe and environmentally friendly: The cooling towel is made of super ice evaporative breathable material. Helps the physical evaporation of moisture. No chemicals are used in making the cooling towel, and it does not contain any chemical additives and odors. Multipurpose use: People who need coolness during heat stress, hot flashes, outdoor activities, indoor exercise, fever, headache treatment, heat stroke, sun protection, and absorption.