If you're looking for an easy to adjust office chair, this triple paddle chair is an excellent choice. Mesh office chairs can keep you more productive throughout your work day with its comfort and ventilated design. The locking back angle adjustment lever changes the angle of your torso to reduce disc pressure. The contoured seat dissipates pressure points for greater comfort. The waterfall front seat edge removes pressure from the lower legs and improves circulation. Chair easily swivels 360 degrees to get the maximum use of your workspace without strain. The pneumatic adjustment lever will allow you to easily adjust the seat to your desired height. The adjustable armrests take the pressure off the shoulders and the neck, which minimizes the risk of pain. This comfortably designed computer chair will make a great option for your home or office space. Seat Dimensions: 16. 5" - 20"H x 20. 5"W x 20"D. Waterfall Seat reduces pressure on your legs. Padded Upholstered Seat with CAL 117 Fire Retardant Foam. Contemporary Task Office Chair with Height Adjustable Padded Arms. Ergonomic - Adjustable Built-in Lumbar Support; Waterfall Seat. Pneumatic Swivel Seat Height Adjustment. Flexible Back, Built-In Lumbar Support. Heavy Duty Nylon Base with Dual Wheel Casters. Overall Dimensions: 26. 5"W x 25"D x 41" - 46. 5"H. High Back Design. Care Instructions: SW-Solvent and water based cleaner such as foam. Mesh Task Office Chairs. ANSI/BIFMA compliant for safety. Back Dimensions: 19"W x 23. 5"H. Warranty: 1 Year Limited. T-Arms. Assembly Required. Back Height Adjustment Knob positions the lumbar support to reduce back pain, Back Adjusts 1. 75" up and down. Color: Black; Material: Foam, Mesh, Metal, Plastic. Multi-Tilt Lock Mechanism rocks/tilts and locks the chair in infinite positions, Tilt Tension Adjustment Knob adjusts the chair's backward tilt resistance. Rated for up to 250 lbs Based on 6-8 Hours Use. Triple Paddle Control Mechanism, Infinite-Locking Back Angle Adjustment helps reduce disc pressure by changing the angle of your torso. Revamp your office space with a ventilated mesh office chair that will make a great addition in modern and industrial spaces.