Ergonomic back support designed to follow the natural curve of your spine, reducing lower back strain and providing steady, comfortable support while you sit in bed. materials for reliable comfort and durability: PP cotton filling with an ice silk and crystal velvet cover. These components offer good resilience and air permeability, helping the pillow maintain its shape over time. Longlasting and deformationresistant: Built to hold its form through extended use, so you can rely on consistent support day after day. Easy to clean: Separable design allows hand washing or machine washing, making maintenance quick and convenient. Practical and versatile: Backrest pillow with arms adds extra stability and comfort for upright seating in bed, whether you are reading, watching TV, or using a laptop. Thoughtful gift idea: A suitable present for special occasions such as Mother's Day, birthday, Valentine's Day, or Christmas. Use scenarios: Reading in bed: Provides stable lumbar support and side arm support for a comfortable, upright posture. Watching movies or videos: Keeps you comfortably supported without strain on the back while you relax. Light work or device use in bed: Supports your posture during brief laptop or tablet sessions.