Help keep sleep time cool with FurHaven,s Faux Sheepskin & Suede Cooling Gel Cat & Dog Bed w/Removable Cover. This bed is made with a gel foam core, which is comprised of an orthopedic foam core and a surrounding layer of gel-infused memory foam. These micro gel beads will help dissipate heat and support your pet,s comfort,even on sweltering summer days,while memory foam supports joints. If the bed gets dirty, you can easily unzip the cover and toss it in the washing machine. Sweet dreams!