4 x 4 SL black vinyl is built into the seat

is built into the seat of this Tempur-Pedic ergonomic mid-back drafting stool

Width Adjustable Arms Adjusts arms in or out for proper ergonomic positioning

and distributes weight

while durable fabric upholstery delivers long wear

and the pneumatic seat height adjustment

4 x 4 SL black vinyl is built into the seatThe Eurotech 4x4 is an economical, yet comfortable series of chairs that provide all day comfort with its molded contoured cushions and ergonomic features Features: Tilt Tension Control Recline rate adapts to weight of user. Center Tilt Chair tilts from a point under the center of the seat allowing you to rock. Tension adjustable. Tilt Lock Locks out tilt function. Back Angle Adjustment Sets back angle for personalized comfort in reclined position.