Coldest Water Premium Water Bottle Sleeve was initially built for Professional Athletes in High Performing Sports. We believe in only owning 1 water bottle. This is the #1, best water bottle sleeve for your bottle, built of the highest quality materials to live a long life and to keep your water the colder, longer. Built for Athletes, Gym Goers, Travel, and Outdoorsmen -Keep Large phones, ipod or keys with you at gym, or wherever you go, even when you don't have gym pockets -Enhance your bottle's Insulation further -Protect your bottle drops from dents -Still fits in 99% of cup holders, bike racks, cars, even whit your water -Optional carrying straps for hands free carrying experience -Perfect size - Not too big, not too small! -Durability -Very strong and different carrying styles -Perfect fitted size for your 18,19,20,21,22,23,24 oz water bottle. Big Pouch for Gym, Athletes, and Outdoorsmen -Usually people leave their keys at the gym counter. Avoid theft by having it on you -Easy to clean, machine washable -Keep you blue tooth devices playing from your water bottle while you work out Carry across chest. Buy the best water bottle protector sleeve on the market today.