Introducing Mr. Peanut’s OrthoPlush® Pet Bed 🐾 Plush Is A Textile Having A Cut Nap Or Pile The Same As Fustian Or Velvet. Its Softness Of Feel Gave Rise To The Adjective "Plush" To Describe Something Soft Or Luxurious, Which Was Extended To Describe Luxury Accommodation Designed With Veterinarian Input For A Plush, Soft Outside But A Firm Interior For Ultimate Spinal Support The OrthoPlush Pet Bed Is Designed To Be Machine Washable On The Gentle Cycle. Be Sure Not To Use Bleach Or Harsh Detergents, Then Gentle Tumble Dry The Base Of The Pet Bed Is Designed With Gripper Dots To Help Avoid Slippage While Your Pet Is Getting Comfortable The Interior Is Solely Of A PP Cotton, Which Keeps The Bed From Getting Overly Hot Or Cold Regardless Of The Floor Temperature and Provides Proper Orthopedic Support During Shipping The Beds Are Folded and Vacuum Sealed