Get your most comfortable night's sleep ever with the Back on Track Ceramic Pillowcase. Back on Track's revolutionary material is infused with state-of-the-art fine ceramic powder. This fabric reflects you own body heat back into your body, creating a soothing far infrared thermal heat, which can help alleviate pain associated with inflamed muscles and joints. The Back on Track Pillowcase promotes relaxation and comfort and is great for people with neck or jaw problems. The BOT Pillowcase should fit any standard pillow (so it's also easy to pack if you're travelling). White.