[DETAIL]<br>Silicone Boot for Hydro Flask 32oz-40oz Water Bottle, BPA Free Anti-Slip Bottom Sleeve Cover for Hydro Flask Water Bottle<br>PERFECT FIT:  large size snag fit on the 32 and 40 oz bottles.<br>PREMIUM PROTECTION: Protective silicone sleeve, advanced shock absorbing silicone material helps protect against dent, scratch and damage from daily use.<br>SAFE MATERIAL: Made with premium silicone rubber, BPA-Free and Toxin-Free, safe for all ages.<br>MUST-HAVE ACCESSORY: Ideal for all outdoor activities, and durable for any surface to fully protect your bottles.<br>Perfect Fit,<br>Silicone boot is 7.5cm in diameter which perfect for 40oz stanley tumbler<br>PREMIUM PROTECTION: Protective silicone sleeve, advanced shock absorbing silicone material helps protect against dent, scratch and damage from daily use.<br>SAFE MATERIAL: Made with premium silicone rubber, BPA-Free and Toxin-Free, safe for all ages.<br>MUST-HAVE ACCESSORY: Ideal for all outdoor activities, and durable for any surface to fully protect your bottles.<br><br>[ATTRIBUTES]<br>- High-concerned chemical: None<br>- Material: silicone<br>- Model Number: BA170<br>- High-concerned chemical: None<br>- Material: silicone<br>- Model Number: BA170<br>- Brand Name: MZXM<br>- Item Type: Bottle Covers<br>- Origin: Mainland China<br>- diameter: 7.5cm<br>- Perfect for 4oz Stanley mug: yes