Memory Foam Memory Foam Memory Foam Memory Foam is safe and sanitary with a soft washable plush outer cover -- Usage -- Made of high quality Memory Foam material, which can provide you with maximum comfort while sitting for extended periods of time and effectively alleviates fatigue. There are no limit to seat use to relieve pressure on the tub and lower back area --Warning: before you buy the product, please check the seller name first, which is (HT Medical ) if not, do not buy the product, if you purchase we are not responsible for the quality of the product you received, please note