Description: This attractive Big & Tall Mesh Office Chair has been tested to hold up to 400 lbs. The flexible mesh back material and waterfall seat provides amazing comfort throughout the day. This chair allows you to adjust the amount of lumbar pressure with the built-in lumbar support. This mesh back chair has a sturdy frame with its heavy duty steel base and dual wheel carpet casters. [WL-5029SYG-A-GG].