Enhance the durability of your favorite tumblers with our Silicone Tumbler Boots – a perfect blend of style and functionality! Please note that orders for these protective boots cannot be canceled or changed once placed. For further details, we encourage you to review our refund policy. Safeguard your tumbler in style and make a lasting investment in practicality today! The perfect silicone boot for your emotional support cups! JOIN OUR VIP FACEBOOK GROUP! https://www.facebook.com/groups/114080135129583/?hoisted_section_header_type=recently_seen&multi_permalinks=189730340897895 Fits the following tumblers: Stanley: 20oz, 30oz, & 40oz Simple Modern: 30oz & 40oz Brumate: Toddy XL, Era Hydrojug: 40oz Traveler Owala: 40oz Tumbler Features: With good elastic performance, these water bottle boots are suitable for stainless steel bottles, but also can be put on glass bottles in winter, to warm your hands and keep them away from being burned. Note: Manual measurement, please allow slight errors on size. The color may exist a slight difference due to different screen displays.