Inuteq Bodycool Hybrid 2in1 cooling Inserts These cooling inserts maintain a constant temperature of 15°C/59°F, providing precise cooling when needed. These extra cold 15°C/59°F cooling packs are primarily used for pre-cooling athletes and for cooling in case of injury or after medical treatment. They are also preferred by individuals who prefer a colder temperature for cooling. They are the only REACH- and USDA-certified 100% bio-based PCM (Phase Change Material) available on the market. Please note: The description refers only to the cooling inserts. The matching Bodycool Hybrid 2in1 vest must be ordered separately. Features: 100% bio-based PCM cooling technology (PCM = Phase Change Material) Inuteq's bio-based PCM is non-toxic, flame retardant, durable, reusable, 20% lighter than water, and does not produce condensation Easy to clean with a cleaning cloth, water, or disinfectant Safer handling Made from recyclable materials Specifications: Operation: Chill the packs in the freezer, ice water, or refrigerator until solid Insert into the pockets of the garment Enjoy instant cooling