TYESO Vacuum Insulated Water Bottle Holder, Foldable, Holds 350ml, 500ml, and 680ml Bottles, Suitable for Outdoors, Travel, and Office Use, 6 Colors

*Please note: For safety and appearance reasons, the spacer is attached to the cup when shipped. If you cannot find it, please check the bottom of the cup or feel free to contact our customer service. Multi-purpose design: The included spacer fits a variety of 350ml to 680ml PET bottles. The bottle measures 17.6cm high, 7.6cm in diameter, and 3.8cm at the top, weighing approximately 266.7g. This insulated bottle is compatible with most commercially available PET bottles. The bottom features a non-slip pad for stability. The included silicone spacer not only adjusts the size, but can also be attached to the outside to provide a non-slip surface. This practical design can be used for a variety of purposes. Long-lasting cold storage: The vacuum insulation and high-quality 304 stainless steel body keep your water bottles cold for up to 12 hours. The condensation-free exterior keeps your water bottles cold, so you don't have to worry about getting your bag or desk wet. This water bottle cooler is perfect for hot weather or sports. Hot & Cold: The HOT & COLD temperature retention system keeps drinks hot for approximately 6 hours (85°C ± 2°C) and cold for approximately 12 hours (4°C ± 1°C), making it perfect for use in any season. It keeps drinks both hot and cold, making it ideal for use in the office, on the go, medical and nursing care settings, and more. Comfortable to carry: The ergonomic retractable handle allows for a secure three-finger grip. When not in use, the cover folds up neatly and easily fits in a bag or purse. This insulated bottle cover is convenient for everyday outings, commuting, and leisure activities. Versatile for a variety of uses: This cooler bottle holder is perfect for home use, hospitals, workplaces, nursing care, and even outdoor activities. It's especially ideal for those who frequently replace their water bottles. This versatile cooler bottle holder is perfect for everyday use.