Dimensions: 20 X 20 X 20, Material: Non-Woven + Foam. The Interior Foam Block Can Be Removed And It Is Easy To Clean With An Invisible Zipper Design. We Recommend Washing Twice A Week To Keep It Clean. Do Not Put The Sponge In The Washing Machine. Easy To Use: Just Put A Snack In The Hole Of The Toy And The Dog Searches With His Nose And Starts With Natural Feeding Techniques. The Sniffing Mat Can Be Used As A Smart Dog Toy And Have Fun At Home. The Dog Must Be Accompanied By Adults To Avoid Danger Relax The Stress: Keep Your Dog Mentally Stimulated Physically. These Dice Can Help Dogs Relieve Stress And Relax When You Leave It Home Alone This Cube Is Not Only A Dog Feeding Toy, But Also A Good Educational Toy.