Dogs love to hide under sheets and blankets to feel safe and secure. Provides your little friend the comfort and warm in the cold winter. With its innovative design your fury friend will fall in love with. Made of plush short floss fabric, filled with PP cotton Soft microfiber feels great and comfortable on pet's paw Durable construction ensures dog-years of use Filled with the perfect amount and density of high-loft fill Please measure the size you need before buying. Do not go by weight of your dog only. Dogs can differ in size and weight. Measuring is more important in order to pick the right size. X-Small: 11" x 15" or app.10 pounds and under Small: 15" x 19" or app. 11-20 pounds Medium: 19" x 23" or app. 21-30 pounds Large: 23" x 27" or app. 25 pounds and up