Belleze Set of (2pcs) Zero Gravity Chairs Foldable Patio Lounge Chair Outdoor Beach Yard Comfort Seat Recliner w/Tray (Green) Portable, Convenient and Comfortable- Zero Gravity Chair folds neatly and is easy to transport to the beach, a barbecue, or a game. Sit back and rest easy as the Zero Gravity Chair takes comfort to a new level! Zero Gravity Chair- Relax with the smooth recline function that locks in any position, adjustable headrest/lumbar support Zero Gravity Comfort- The Zero Gravity Chair elevates the legs and reduces pressure on the back. This position simulates the gravity-free environment astronauts experience in space. The locking mechanism allows for multiple recline positions and a headrest is provided for additional comfort or use as a lumbar support Locking System- Easy-to-use dual finger tip locking system effortlessly locks the chair in any position Included Headrest- Adjustable headrest is provided for additional comfort or use as lumbar support. Simply slide the padded pillow up and down the frame back to find the best position for you.