[TOPSKY XY-CR-750 Pro:1 year after sales service for bed sofa and backrest-less ground. Fully Expanded Dimensions: 21.65”/55cm(W) x 30.91” /78.5cm(D) x 24.02”/61cm(H). Adjustable Backrest: The bed wedge pillow can be easily adjusted to 6 different angles allowing you to find the most comfortable and supportive position for relaxing reading sitting sleeping or recovering post-surgery. High-Quality Foam: The pillow body is equipped with 25D high-quality foam which conforms to the shape of your body providing personalized comfort and reducing pressure points. This can be particularly beneficial during recovery when proper support is essential. Ergonomic Design: The head pillow and lumbar support equipped with 45D Memory Foam are designed to align your upper body head and waist in a comfortable and ergonomic posture. This can aid in reducing discomfort improving breathing and preventing strain. Portability and Easy Cleaning: The covers of the body head pillow and lumbar support are removable and washable allowing for simple cleaning when needed. Packaged in a vacuum-sealed bag it offers utmost convenience for storage and requires at least 24-48 hours to fully expand to its full size after being taken out of the package.]