PRETECTIVE SLEEVE COMPATIBLE WITH YETI RAMBLER 10OZ COFFEE MUG CUP PROTECTOR CASE COVERFull base provides all around protection and prevents the bottom of your water bottle from dings dents and scratches.It is easy to put on and off the sleeves. No need to wet the sleeve or bottle.It does not slip off at all when in use.It snugly fits your Yeti Rambler 10oz mug water bottles.It acts as buffer. No more clank when setting your bottle down.Anti-slip material avoids your bottle being knocked down accidentally