WHEN IT STARTS to warm up outside, our beloved four-legged friends really feel the heat. Aluminum Foil Pet Cooling Mat – they work to cool an overheated pet down, and also provide a nice space for them to lie down. Tin Foil Gel Mat – Aluminum foil, also called tin foil, makes an excellent insulator, and in some situations, it works better than materials like cotton or paper. pet cooling mats are great places for your four-legged pals to lie down and stay refreshed in the heat You can also put pet cooling mats in the car to cool your pet down on muggy car journeys, or they can be placed in a bed or crate, or on the floor indoors. pet cooling mats in a range of sizes to suit dogs and cats - these are typically filled with a non-toxic gel that’s pressure-activated. Made with a pressure-activated, non-toxic gel, it delivers a continuous cooling feeling for your pet and absorbs their body heat so they don’t overheat or get dehydrated, keeping them 7-9 degrees below ambient temperature.