Breathable and Water Repellent Fabric - DK802 is covered with breathable soft and water-repellent fabric, makes you feel extremely comfortable for long gaming sessions. Magnetic Design - Magnetic head pillow with memory foam could make you precisely adjust the proper position as your need. Sturdy and Reliable - BIFNA certified class 4 gas lift with metal base and steel frame support up to 330 lbs. And 360 degree swivel 60mm PU casters move you smoothly. High Quality - High-density foam, heavy duty steel frame, butterfly metal base, reclining back, retractable footrest, and breathable water-repellent fabric. Adjustable Armrest - Adjustable armrests have padded at top for your extra comfort