Ten (10) 4.5" x 6" Kool Max Packs,Provide constant cooling for up to 3-4 hours. (Please note: cooling times are estimates and will vary depending on climate, body metabolism and activity.) Lightweight vest weighs up to 4.5 lbs. Weight may be adjusted by varying the number of cooling packs used. The location of desired cooling is easily controlled by which pack pockets are used.
Product URL : http://www.polarproducts.com/polarshop/pc/Kool-Max
Last Updated : 03/16/2013