A MUST-HAVE HYDROFLASK BOOT - silicone water bottle boot to protect bottle against scratches, bumps and dings, better protection for your water bottle. Durable sleeve compatible for Hydroflask water bottle, boot fits Stanley Tumbler Cup. Fits for most sport water bottle. DURABLE BOTTOM SLEEVE - Medium size bottle bottom boot for hydroflask 32 oz and 40 oz water bottle (bottom width 3.5-3.6 inch). Anti-Slip and BPA free - Nice bottom boot to upgrade your water bottle , bottom boot perfectly fits hydroflask 32 40 oz water bottle with bottom diameter 2.85-3 inch. Better protection for your water bottle. Perfect water bottle accessory for your active, on-the-go lifestyle. Perfect for all sport and outdoor activities. EASY TO USE - Easy to clean, easy to put on and take off bottom sleeve from water bottle. Boot made of BPA free silicone.It not only as a bottle boot but also be used as a Pet Bowl. TOP SERVICE - DBIW always provide premium quality silicone boot and lid accessories for sports water bottles. A must-have silicone bottom boot and great accessories for your water bottle
Boot in durable silicone
Better protection,better cushion for water bottle
Anti-slip
Anti-dent
Bottle sleeve compatible with Hydro-Flask 12-40 oz

2 sizes available:
Small Size - Fits 12 to 24 oz Hydroflask
12 oz Standard Mouthwater bottle
12 oz Wide Mouth water bottle
16 oz Wide Mouthwater bottle
18 oz Standard Mouthwater bottle
18 oz Wide Mouth water bottle
20 oz Wide Mouthwater bottle
21 oz Standard Mouthwater bottle
24 oz Standard Mouth water bottle

Medium Size - Fits 32 oz and 40 oz Hydroflask
32 oz Wide Mouthwater bottle
40 oz Wide Mouthwater bottle

Silicone bottom boot size
12-24 oz water bottle(bottom width 2.85-3 inches)
32-40 oz water bottle (bottom width 3.5-3.6 inches)

Guidance
1,Put the bottle boot on the table
2,Insert the bottle slowly into the bottle boot
3,Press the silicone sleeve to squeeze out the air
4,Pull on the side to adjust appearance of bottle boot