Inuteq Bodycool Hybrid 2in1 cooling Vest This Bodycool Hybrid 2in1 cooling vest, specially designed for multi-sport activities, is used by athletes for pre-cooling and post-cooling. The cooling material provides 28 hours of comfortable cooling per activation. Additionally, the INUTEQ-PAC bio-based PCM insert (sold separately) ensures a pleasant and constant temperature of 6.5°C/44°F or 15°C/59°F for up to 1.5-2.5 hours. Please note: The description refers only to the vest. The bio-PCM cooling elements must be ordered separately. Features: Insert pockets: Four (2 front, 2 rear) Closure: Front-opening zipper Incorporates unique cooling technology Machine washable and antimicrobial Easy to use and reusable Lightweight, non-toxic, and durable Material: Outer layer: 100% polyester fabric Core: INUTEQ-H2O® superabsorbent cooling material Lining: Polyester with PU coating Pockets: Polyester mesh Sizing: T-shirt size = Cooling vest size Use your T-shirt size as a reference to determine your cooling vest size Specifications: Operation: Soak in water Gently squeeze out excess water Enjoy instant cooling