Drink Tube Covers and Insulation for your Camelbaks®, Source®, Hydrapak®, Platypus®, Osprey®, Geigerrig®, Hydrolinks®, HydraStorms®, and many other Hydration Packs. These insulated tube sleeves and insulated water bladder covers will help conceal, insulate, and protect your water tube or bladder from sunlight, heat, or freezing cold weather. These drink tube covers will help make sure that the liquid you're drinking stays the right temperature on any adventure.