PRODUCT DETAILS: YETI Water Bottle Boot has a height of 1.77 inches and an inner diameter of 3.15 inches. It's elastic and fit tumblers or water bottles with a bottom diameter between 3.15 and 3.45 inches. If you're not sure, please measure the diameter of your bottle's bottom before purchasing SAFE MATERIAL: The protective boot is made of premium soft and flexible silicone food-grade, BPA free and reusable EASY TO USE: There is a small air hole at the bottom, which helps release pressure or suction, so make it easy to slip it on or off bottom sleeve from water bottle. Please do not hesitate to contact us if you have any questions MULTI-FUNCTIONAL: Bottom boot cover is not only slip-resistant to reduce noise, but also protects the bottle from bumps, scratches, dings. Also be used as a outdoor feeding bowl for your pets WIDE COMPATIBILITY: This silicone boot cover fits perfectly with YETI Rambler Water Bottles 26 oz, or other brand water bottles, such as for BJPKPK, Owala, Stanley, HydroJug, Brumate, Hydro Flask, Simple Modern OAWEEN 2 pcs Silicone Boot for YETI Rambler Water Bottle 26 oz Anti-Scratch Protective Sleeve for YETI Water Bottle 26oz, Anti-Slip Bottom Cover for Travel Mug 3.15" to 3.45" & Outdoor Use Accessories, providing protection against scuffs, scratches, dents, dirt, and more. It snugly fits and is a great accessory for your bottle.

For all other brands, please measure bottom diameter first!