Description Are you still looking for a durable and practical siliconewaterbottle cover? Are you in search of a durable and trustworthy glass cup heat insulation silicone bootthat can serve you very well? If you are, look no further. It will be your wise choice. You can use it with confidence. Features -Color:Assorted Color -Material:Silicone -Size:8.00X8.00X2.00cm/3.14X3.14X0.79in - This water bottle boot is light, portable and necessity for your loved water bottle bottom protection. - Bottom silicone sleeve will greatly extend the service life of your water bottle and greatly reduce the metal collision sound. - The water bottle boot will keep your bottle bottom from scratch damage and against hot. - Bottom silicone sleeve is reusable, durable and safe for everyday use with your tumblers. - The water bottle bottom cover is made of durable silicone material, can serve you for a long time. Package list: 4 x bottle boots