- Comfortable support pillow: The cylinder roll supports your head, neck and waist while you work at a desk or relax on the sofa, whether you are watching TV or reading. It is designed to support the neck, back, knees and other joints whether you lie flat or sit. - Sofa and bed gap filler: This bed roll covers the head, foot, or side of a king-size mattress from end to end, and is ideal to keep pillows, pets, and other items from falling behind, under, or out of bed. It also works well as a soft, elongated foam pillow for other bed sizes when placed against a wall. - Soft and comfortable round neck roll pillow: Made from waterproof fabric and ultra-soft foam to deliver long-lasting comfort. The roll pillow's design resists flattening over time. - Ergonomic design: Round foam pillow for natural alignment to provide maximum support and gentle comfort, promote good sleeping posture, and reduce head, shoulder, neck, lumbar, and back discomfort. - Use case: At a desk or on the sofa to support your head, neck and back while working, reading, or watching TV. - Use case: Along a king-size mattress as an end-to-end gap filler to prevent pillows, pets, and other items from slipping behind, under, or out of bed; also works as a wall-backed soft pillow for other bed sizes. - Use case: During sleep or lounging to maintain natural alignment and reduce discomfort in the head, shoulders, neck, lumbar, and back.