ApollOptimum Tumbler Bottom Protector Boot, 2 Pcs Silicone Boot for Stanley Adventure Quencher 40oz & Stanley IceFlow 20oz 30oz, Compatible with Hydro Flask Water Bottle 12oz 18oz 21oz 24oz

【Style Upgrade】Precision-fit, this silicone boot boot protector wraps your expensive Stanley flask in minimalist elegance. Blending rugged protection with refined simplicity. Perfect to match your vibe. 【Compatibility】Our flask sleeve was designed for Stanley Adventure Quencher 40ozand Stanley IceFlow 20oz 30oz Tumblers，no sliding, no wobbling! (Boot Size: 2.87inch bottom diameter, 1.77 inch high). Note: this bottom protector is also okay for Yeti flask, Hydro flask wide mouth 12/16/18/21/24OZ and more brands flask which diameter is 2.83inch. 【Premium material】Made of high quality food grade silicone material, BPA FREE, durable silicone sleeve your Stanley’s base from dings, drops, and daily wear. No more ugly marks! 【Silent Mode Activated】Say goodbye to noisy tumbler clanks on tables or in cup holders. Soft-touch boot sleeve cover keeps it quiet and stable. 【100% Satisfaction Guarnteed】Keep Your Stanley Safe & Steady! Reusable, washable and foldable. Buy with confidence! You are assured to get the Tumbler Bottom Protector as described.