4 SIZE CHOICE: When choosing your dog bed, we suggest the L(23x18") bed for all cats and puppys up to 25lbs，XL(32x24") bed for dogs up to 35lbs, The XXL(36x28") bed for dogs up to 55lbs. The XXXL(43x33") bed for dogs up to 100lbs. If you have any questions, welcome to CONTACT US! We will definitely give you a satisfactory answer within 24 hours! | PET-SAFE MATERIALS:Pet bed is made of durable nylon and luxurious faux fur.The super soft filling puts no added pressure on your friend's joints,which offering joint and muscle pain relief. Body Relaxing is especially important for medium and large dogs. | ANTI ANXIETY:The raised rim of the bed creates a secure atmosphere to rest within.deep crevices will completely satisfy their instinct of curling up and sprawl for snoozing, which will bring deeper sleep! | MACHINE WASHABLE:The cover is not removable,Just put it in the washer when you want to clean it. The whole bed is safe in the washer and dryer (Hand wash or machine wash on gentle cycle. Tumble dry, low heat). | NOTES:The pet bed will be vacuum sealed during transportation. Just pat,shake and put it for 1-2 days when you open the package to make it back to fluffy status! we also suggest you put a chew toy on your pet bed so that the pet bed will not become a chew toy if you have puppies or dogs with excessive teething or chewing behavior.