artifical leather or tpo leather ,comfortable seating ,baked armrest with pu pad ,can be swivel and heigh adjustable. Swivel leather Offive Chair with wheels , artifical leather or tpo leather , heigh back ,comfortable seating baked armrest,butterfuly mechanise,baked base with nylon castors ,smooth gas spring ,can be swivel and heigh adjustable ,convenience and easy. attractive designs, ...