Prop yourself up into a comfy, spine-friendly sitting position while watching TV or reading a good book. Features: Material: 100-percent polyester 120GSM bird eye mesh fabric 2.5cm thickness of 40D memory foam 28cm thickness of 25D regular foam Helps reduce acid reflux, allergies and improve circulation Memory foam layer for comfort on top of firmer foam for support Removable, machine washable cover Ultra comfortable and durable materials Set Includes: Single Memory Foam Type: Memory Foam Density: 4 Pound Fill Type: Memory Foam, Foam Product Features: Cover Included Thickness: 6.5 Inch Pillow Type: Bed, Wedge Type of Sleeper: Any Pillow Firmness: Medium Dimensions: 25 inches x 25 inches x 6.5 inches Memory Foam Details: Resistant to dust mites, naturally antimicrobial Temperature-smart memory foam responds to body heat and movement, reshaping to distribute body weight and relieve pressure points to improve circulation Never needs turning Memory Foam Tips: Conveniently arrives tightly packed in portable box. Remove from packaging within 72 hours to maximize expansion. You can sleep on it the same night it is unwrapped, however allow 48 hours to fully return to its original shape. Vacuum sealing sometimes traps odors. After unwrapping, air for a few hours to eliminate trapped odors. Due to machine-cutting manufacturing processes, there may be slight variances in the dimensions of this product. Due to the nature of memory foam, the firmness level of similar products may produce different firmness results. Once opened this product is non-returnable.