Coop Home Goods Adjustable Memory Foam Knee Pillow - Perfect for Side or Back Sleepers, Pregnancy, Relief for Sciatic Pain - Orthopedic Support Washable Case Cover is 60% Polyester 40% Bamboo Derived Viscose Rayon Imported OUR PATENTED* CONSTRUCTION IS TAILORED TO MEET YOUR UNIQUE NEEDS - Short or Tall, Man, Woman or pregnant our pillow has been uniquely designed and contoured to be adjustable to meet your own special needs. Remove or add the insert to perfectly adjust the alignment of your neck, back, spine, hips, knees or legs. *US Patent No. 9,775,451 ENJOY BETTER SLEEP - The ergonomic, contoured design keeps your entire body (legs, hips, and spine) in ideal alignment while sleeping. ADJUSTABLE DESIGN - Every knee pillow includes a removable insert so you can tailor the fit just for you. It is easily accessible through the side zipper on our ultra- soft cover. EXPERIENCE RELIEF ALL NIGHT LONG - Our knee pillow is ergonomically designed to fit comfortably between anyones leg and provides pain relief from sciatica, back, and hip pain. SATISFACTION GUARANTEE - All our pillows come with a 30-night trial and 5-year warranty. Our memory foam never goes flat and will provide the support you need for years to come.