Cool and Comfortable- This dog cooling mat can instantly bring your pet a cool and comfortable experience. Thanks to the pressure-activated and free flow of cooling gel across the entire pad, the mat can always develop the best even cooling effect and function optimally. The cooling gel can be activated depending on your animal's weight and cools for up to 3 hours. Circulation Cooling- The self-cooling mat automatically cools down within 15 minutes when not in use, which is 5-10 degrees lower than that is room temperature. The circulation cooling ensures that the mat can always perform a good cooling function. (Wipe with cold water to cool down faster.) New Upgrade- Newly upgraded thick waterproof PVC material, double-layer sealing, more sturdy and durable than traditional cooling pads. Larger filling volume of gel flows freely within the entire pad, with more even pressure distribution and better cooling effect. Safe and Easy to Use- Our cooling mat is made of non-toxic gel and environmentally friendly materials. Automatic cooling, no electricity required. It also requires no freezing or refrigeration to maintain a cool surface. Simply wipe and clean at any time. Suitable for pet bed, floor, sofa, laptop, chair, etc. It is convenient to fold, carry or store and does not take up space. Open dimensions- 3 variable sizes are available, suitable for different pets and different usage scenarios. The size of this model is M: 50 X 65 CM