Safe Material:Protective silicone boot for stanley 40 oz quencher,made of food-grade silicone, soft, flexible, and durable. Safe for all ages and dishwasher safe. Provides protection from scratches, dents, and damage to stanley bottom of stanley boot. Fits Perfectly: The protective boots are specifically designed for various brands and models, including Stanley H2.0 40 30oz, IceFlow 30oz 20oz , Hydro Flask Wide Mouth 12-20oz, Yeti Rambler Tumbler20/30oz, Yeti Rambler Travel Mug, Simple Modern Tumbler 40oz, Simple Modern Summit 10-22oz, Owala Tumbler 40oz, Vmini Wide Mouth, B-era 40 oz ,Hydrojug and other car travel tumblers. NOT for Hydro Flask Standard Mouth, This wide compatibility ensures a perfect fit for different types of bottles. Easy to Install and Remove: Our clear silicone cup sleeve for Stanley cup with proper elasticity for a secure fit. Available in a variety of colors and sold in sets of two for personal use or sharing with family and friends. Maximum protection: This durable bottom boot helps protect against dents, dings, and damage. Give your water bottle a longer life. It's the perfect stainless steel water bottle accessory for your active, on-the-go lifestyle. Perfect for all sport and outdoor activities. Top quality: Made of high-quality BPA-free silicone material, without any odor, non-toxic and harmless, can effectively protect your Stanley cup. Anti-slip design to prevent your cup from tipping over on wet hands or unstable surfaces. Easy to clean and reusable. Introducing the Protective Silicone Sleeve for Stainless Steel Water Bottles, the perfect accessory for anyone who wants to keep their water bottle in pristine condition. Made of high-quality food-grade silicone, this sleeve provides protection against scratches, dents, and damage to the bottom of your water bottle or tumbler. Worried about the noisy clanking of your water bottle on counters or tables? This silicone boot for Stanley 40 oz quencher and simple modern boot can protect your cup from collision, scratches, and will not make a noise when placing it on the table! This silicone sleeve comes in a versatile transparent color that can match with cups of any color, so you no longer need to think about which color of cup boot to match with your cup! And you will get 2 pieces of Stanley cup boot - one for yourself and one for family, friends, or a spare. Designed to fit Stanley Quencher Adventure H2.0 40oz and 30oz Tumbler with Handle & Stanley IceFlow flip 30oz and 20oz,and hydroflask boot 12-24oz this sleeve is precisely molded according to the size of Stanley cups, which perfectly fits the cup bottom and won't fall off easily. It also fits tumblers with a base diameter of approximately 2.95 inches, including Hydroflask 12-24 oz, Yeti Rambler 20 oz/30 oz Tumblers, and more. The proper elasticity of this silicone boot makes it very easy to put on and take off. Just hold the tumbler, gently put the silicone boot on the bottom, and squeeze out the air. And it won't be as sticky as some silicone cup covers when taking off. This silicone sleeve is made of BPA-free silicone material that is safe for all ages and dishwasher safe. It is easy to clean and reusable, making it a must-have accessory for your active on-the-go lifestyle. As water bottle silicone base , it can protect your water bottle from damage with the stanley cup boot cover 40 oz for Stainless Steel Water Bottles,also water proof/weather proof.