Microfibre fabric helps dry wet dogs coats. This bedding will help to let your pet relax and sleep comfortably by keeping them warm and giving a feeling of security.  Prevents mat slipping in cage. Top Cover - Microfibre Polyester. Base - Polyester Inner - 40D Memory Foam & Velcro Closure. Small - W56cm x D45cm x H5cm  Medium - W76cm x D56cm x H5cm  Large - W91cm x D64cm x H5cm  Extra Large - W102cm x D73cm x H5cm