Ewin Chair Best Massage Office Chair Gaming Chair Ergonomic Swivel Chair High Back Racing Chair, with Lumbar Support and Headrest4D Armrests, Breathable ERGONOMIC CHAIRErgonomic racing chair covered by breathable premium PU leather with freely adjustable lumbar support and headrest pillow protecting your spinal and neck. And most important, locking in any position when you recline 85-155 degree backwards movement, can be lying down like bed. MULTI-FUNCTIONAL BUILD4D adjustable PU surface armrests, 155adjustable backrest, Manufactured with complete 360 degree swiveling to easily navigate around your desk, back tilt function allowing you to lean back comfortably and an upright lock function to prevent tilting when not desired. HIGH-SECURITYIntegrated Metal Frame, European Standard E1 Environmental Painting Avoid Rust.Class-4 explosion-proof gas spring of international standards, heavy duty gaming chair base with smooth-rolling castors make a superb stable structure. (Maximum weight capacity: 330LBS) FANTASTIC ASSEMBLY You can receive a Installation manual, and all of the hardware are pre-installed, only take a maximum 30 minutes to set up LONG WARRANTY30 Days Return or Refund,10 years Warranty on Metal frame,3 years warranty on the other parts.All problem will be Responded in 24 hours, Dont hesitated, Just Click Add to Cart Now! PU Surface Front/Back Left/Right Sliding Functions. Clockwise/Counterclockwise Rotations. Vertical Adjustments Pull recline lever up, lean backwards on the seat back to achieve desired angle. Chair allows 85 -155 degree adjustment.