Contemporary styling combined with durable Air Grid mesh delivers office seating that is comfortable yet stylish. Breathable Air Grid mesh offers strong support for seated tasks. Soft polyurethane padded arms for enhanced comfort. Built-in lumbar support. Deluxe Task Chair with Air Grid Back & Seat. Deluxe Task Chair with Black Air Grid Seat & Back. Over sized casters for easy use on carpets.||. Chair Type: Task. Color: Black. Material: Mesh. Seat Height Range: 4 1/4. Back Dimensions: 20 1/2" W x 19" H. Seat Dimensions: 20 1/2" W x 19 1/2" D. Overall Dimensions: 42" H x 27" W x 26 1/2" D.