Vacuum Insulated PET Bottle Holder with Folding Handle, Fits 400ml to 600ml Bottles, Keeps Cold or Hot, and Supports Beverages

Features: Highly cold-retaining, vacuum-insulated, double-walled stainless steel holder. Size: Cylindrical PET bottles approximately 77-85mm in outer diameter, 167-220mm in height (400-600ml capacity). Weight: Approximately 300g. Material: Upper body: Polypropylene, thermoplastic elastomer; Lower body: Stainless steel. Shape: With handle and serrated mouth, suitable for wide-mouth beverage bottles. How to use: Simply place a bottle of cold water directly inside and it will stay cold for hours.