This Furmax Drafting Chair is the perfect choice for any office or home workspace. It features an ergonomic back design with two wing-shaped sheets providing firm support, helping to relieve spine strain and reduce fatigue. The pneumatic seat height adjustment allows for use with drafting desks, standing desks, tall office desks and normal desks. The quality footrest ring is made of chrome material and is adjustable for different body types. The soft and high elastic fabric with good air permeability and high density cushion allow for breathability and comfort. The package includes an instruction manual and allen wrench for easy assembly. If you have any questions about the product, our customer service team is available to help.