Ice Water Cooling Vest Specifications Materials Outer Fabric: 100% Nylon Lining: 100% Polyester Side Fabric: 80% Nylon, 20% Polyurethane Cooling Section: PEVA Coating Film, Expanded Polyethylene, Sponge Color 19. Black Size XXL (Fits LL to 4L) Retail Price: ¥25,000 Suitable Seasons Spring/Summer Pump Output 7.4V 150mA (Max) Flow Rate 320-370ml/min (Max) Features ● Slim Design! With a thickness of approximately 8cm, it's easy to wear under fan-equipped workwear or full harnesses. ● Washable! Equipped with a waterproof motor, it can be washed without the hassle of removing parts. ● -20℃ Perceived Temperature! The cold water adheres to the body, providing excellent cooling with a perceived temperature of -20℃ when worn. ● Excellent Durability! By using Cordura fabric, high strength, essential for workwear, is achieved while remaining lightweight. ● 3-Layer Cooling Sheet! Excellent cooling performance with a 3-layer structure of PEVA coating film, expanded polyethylene, and sponge. Furthermore, it has pockets for inserting ice packs, further enhancing cooling power. ● Long-Awaited Big Size With an adjuster buckle for a perfect fit.