Description Product Description Material: plush + PVC liner Size: inner diameter cm, outer diameter 38cm Colors: blue, brown, gray Recommended for: Sedentary/bedsore/coccyx fracture/coccyx pain/pelvic floor pain/pregnancy Package content: 1*inflatable pad, 1*pump 1. Superior Seat Cushion Our Seat Cushion is an excellent pillow for hemorrhoids; a donut pillow for pregnancy; a donut pillow for tailbone discomfort; and a medical donut cushion. You can take it anywhere you want. 2. COMFORT & DURABILITY: Soft & durable plush + PVC lining material conforms to your body, providing superior cushioning while preventing punctures and leaks. And it does not fall down, giving you the comfort and feeling of being in the cloud, bringing you a different soft touch. Maximum weight is 198 lbs. 3.EASY Inflate: Quickly and easily inflate via mouth or the included air pump. Other cushions are difficult to inflate and can leave you short of breath. With our included air pump, you will always be able to inflate your saddle quickly and easily. 4.Easy to clean: The cover of this cushion is made of polyester fiber, which is hypoallergenic and can be washed, giving you the cleanest cushion. The built-in air nozzle, different from the metal nozzle, avoids the discomfort of the patient to use it. 5. Multipurpose: This cushion is perfect for travel. The entire set fits into the provided tote bag, so you can take it anywhere You can use it in your home, office/workplace, vacation, car and airplane.