Vaunn Medical Cloud Air Whisper Quiet Alternating Air Pressure Mattress Topper Product Features Vinyl #1 Doctor Recommended for the Relief of Body Ulcers Bed Sores - Ideal for individuals on extended bed rest. It provides an effective sleep solution for patients with painful pressure ulcers. Revolutionary Air-Lift Technology - Effectively distributes constant airflow throughout the body to help increase circulation, relieve pressure spots, and prevent skin maceration. Advanced Sleep Wave Therapy - Consists of 130 pre-programmed air cells that gently inflate and deflate in a proprietary algorithm to eliminate pressure and distribute the user?s weight. Gentle wave-like therapy works to relax your muscles, promote blood circulation, and provide a cool sleep surface for optimum comfort. Whisper Quiet Pump with Customizable Controls ? Voted as one of the quietest pressure pumps in the market; enables you to enjoy a night of comfortable and peaceful sleep without waking your partner. You may also customize the pressure level based on your needs. Durable Waterproof Construction ? Each air cell is pre-treated and heat-sealed to ensure the integrity of the mattress. The medical-grade vinyl mattress topper is waterproof, easy to clean, and will lay on any mattress or frame, supporting up to 300 lbs. Size of mattress topper: 36" x 78" x 3" (when fully inflated). Designed with top and bottom flaps to secure the mattress topper to the bed. Shipping: Shipping is complimentary within the lower 48 US States. We Do Not Ship to PO/APO Boxes, HI or Alaska We Do Not Ship Outside of the Continental US All items ship within 24-72 hours of Payment For large items that require Freight shipping a valid phone number is required to call and schedule your delivery Terms of Sale and Feedback: Feedback is extremely important to us and If you are satisfied with our transaction, please take a moment to leave Positive Feedback. YOUR Satisfaction is our #1 Priority! If there are any issues, PLEASE contact us BEFORE leaving a neutral or negative rating so that we may resolve any concerns. We PROMISE we can make you happy if you give us a fair chance. Returns / Concerns: All items qualify for returns within 14 - 30 days of receipt. Buyer is responsible for return shipping on any item that is not damaged Please be sure this is an item you want before making your purchase. Customer Satisfaction is our TOP priority! All items are IN STOCK at time of listing. Inventory changes constantly and it is impossible to maintain a perfectly accurate count of all items. Please do not penalize us if we have to issue you a refund! Thank You For Your Business!