COOL AND COMFORTING - keeps your pet cool and comfy with pressure activated gel technology that absorbs body heat and delivers relief for pets from heat or joint pain CONVENIENT AND MULTI-USE - Made of water-proof materials and easy to clean, folds up for easy storage; perfect for use indoors, outdoors, and on the go INNOVATIVE DESIGN - features a lightweight, portable, and puncture resistant material that requires no electricity; no need to freeze or chill to maintain a cool surface AUTOMATIC RECHARGEABLE COOLING PAD - allow air to cool and recharge the cooling mat when not in use SAFE FOR PETS AND THE ENVIRONMENT - featuring a non-toxic gel that is safe for pets, adults, kids and the environment Fits inside HPZ Pet Rover stroller. Measures 15 x 19 inches