About this item SIZE: Full size, 54x8x20 Inches, the large triangular pillow's length is as long as the mattress's width,alternative as a headboard.You can lean on any part of the headboard comfortably without moving pillow. ★NOTE: As the backrest is shipped compressed, please remove the vacuum bag,shake vigorously for 5 minutes, and allow 48 hours for the pillow to restore its original fluffy. HIGH QUALITY MATERIAL: The pillow cover is made of premium 3D quality velvet fabric,tactile and tough, insert is filled with environmental-friendly polyester fiber, excellent density and high resilience resilience can give you long-lasting comfort when leaning against the headboard.To remove the pillow cover, just unzip the pillow, take off the cover and unravel the buttons. ERGONOMICALLY TRIANGULAR DESIGNED: This large wedge headboard pillow is ergonomically designed to support the natural curvature of the back and provide optimal elevation for the upper body. It can reduce your back and shoulder stress and provide proper support while you are reading watching or resting. MULTIPURPOSE AND OCCASSIONS: The large bed wedge pillow for headboard can be used for many occassions. This rest pillow can work as couch pillow, backrest pillow, leg elevation pillow, knee pillow, headboard wedge pillow etc.Best used as a bed headboard for maximum comfort when working on a laptop, watching TV,sitting and playing games on bed.