Introducing our high-quality, BPA-free silicone sleeve designed to fit the 32oz and 40oz Hydro Flask and ThermoFlask water bottles. Our Colorado-based research and development team has designed this product to be superior to all others on the market. You can rest assured that you are purchasing a quality brand that will outlast even the greatest adventures. This sleeve is safe for pets and kitchen use, so you can even remove it from your Hydro Flask and fill it with water or treats for your furry friend during or after a hike. In addition, it helps to dampen sound on granite or hard surface countertops, ensuring the best protection for your bottle. As a U.S. veteran-owned company, ARGO takes pride in producing a superior product. If for any reason you are not satisfied with our product, we offer a full refund with the return of the item. For more details about our product and how it can benefit you, please visit our website at argotough.com. Choose the best protection for your Hydro Flask or ThermoFlask with ARGO.