New cold sensing technology: Make the ice pad more cool and breathable, green environmental protection. Size S: 17 * 20 in(WL). Size M: 20 * 28 in(WL). Size L: 28 * 40 in(W*L). Cooling fabric cooling principle: The inside of the fiber is added with jade cold element crystal, which has the characteristics of heat absorption and fast heat dissipation, and can further reduce the body temperature quickly, thereby realizing the cold feeling effect. Fabric material: nylon wear resistance is the first in all kinds of fabrics, soft and smooth. The bottom of the sandwich mesh is extremely breathable. The mat is suitable for summer,you can enjoy your happy time with your lovely pet, it is so cool.