Compatible: Silicone water bottle boot sleeve Compatible with Owala 32oz FreeSip/Twist/Flip stainless steel water bottles. Better Protection: Avoid unwanted scratches, dings, or dents with this extra layer of protection during outdoor adventures, extend the life of your bottle. It can reduce noise during indoor and office when you put the bottle on the dest. Food Grade Material: Made of the same food grade and stretchy silicone as the prototype, BPA free, odorless, soft, flexible,durable and reusable. Dishwasher safe. Widely Applications: It is not only suitable for owala water bottle, but also for other brands. Please confirm the size before purchasing. Guaranteen：If, for any reason, contact us as soon as possible. We will help you solve the Problem. Silicone Boot for Owala Water Bottle 32 oz, Anti-Slip Protective Sleeve for FreeSip/Twist/Flip Stainless Steel Water Bottles Accessories