4 pieces water bottle boot protective silicone boot anti-slip bottom sleeve cover compatible with hydro flask bottles (12 - 24 oz) maitys <br>features: <br> <br>good protection: <br>protective silicone sleeve, advanced shock absorbing silicone material helps protect against dent, scratch and damage from daily use. <br> <br>practical accessory: <br>ideal for various outdoor activities, and durable for any surface to fully protect your bottles. <br> <br>2 sizes: <br>size 1: fits 12 to 24 oz bottles, include 12 oz standard mouth bottle, 12 oz wide mouth bottle, 16 oz wide mouth bottle, 18 oz standard mouth bottle, 18 oz wide mouth bottle, 20 oz wide mouth bottle, 21 oz standard mouth bottle, 24 oz standard mouth bottle. <br>size 2: fits 32 oz wide mouth bottle and 40 oz bottles wide mouth bottle. <br> <br>specification: <br>material: silicone <br>color: black, navy, sky blue, pink <br> <br>package includes: <br>4 x sleeve cover <br> <br>note: <br>the brand name mentioned above only indicates compatibility, not as a trademark. <br>this product is semi-vacuum packing, the product will have indentation just removed, it can be restored to a brand new after being placed for a while.