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Amazon.com : Drink Tube Bite Valve Cover Insulator Ideal for Osprey, Platypus, Hydrapak, Source, and CamelBak Hydration Backpacks - Hydration Bladder Insulation Sleeve Cover and Bite Valve Cover : Sports & Outdoors
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Amazon.com : Hydration Tube Covers Bladder Insulators are Compatible with Camelbak Reservoir Water Bladder. Will fit MIL Spec Antidote and Crux : Outdoor Backpack Reservoirs : Sports & Outdoors
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Amazon.com : CamelBak Stoaway 70oz Hydration Bladder Reservoir- Add-on for Hiking, Snow, Run Pack- Insulated Tube, Black : Sports & Outdoors
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