COMPATIBLE WITH Hydro Flask, ThermoFlask, Takeya, Simple Modern and OTHER MAJOR BRANDS - Designed for 40oz Insulated Water Bottle Thermoses PREMIUM SILICONE - Protects Against: Dents, Drops, Scrapes & Scratches. Keeps your Thermos Bottle Looking & Feeling Brand New! BETTER HANDLING - Custom Handle Design Makes It Easier to Drink, Carry & Stow Your Thermos! Just Grab & Go! UNIVERSAL FIT - Will fit 40oz Water Bottles with main bodies that are 9.5" tall and 3.5" - 3.7" in diameter. *** Thermos Bottle Not Included The FLASKGEAR GRAB & GO Sleeve lets you take your Insulated Water Bottle Thermos with you ANYWHERE! With the CUSTOM DESIGNED RUGGED HANDLE, it is easier than ever to GRAB YOUR GEAR & GO! The silicone sleeve protects against scrapes, scratches, dents and bumps. It wipes dry easily and resists stains.