C. 2000s Richard Sapper for Knoll Management Desk Chair Black w/ Pneumatic Lift _Exclude Their sophisticated design features a

Their sophisticated design features a highly polished stainless-steel base

They show some wear from use

This is a 655 Lounge Chair

This piece does show expected wear from previous use on the seat and base

C. 2000s Richard Sapper for Knoll Management Desk Chair Black w/ Pneumatic Lift _Exclude Their sophisticated design features aThis is a Sapper Series Management Desk Chair, originally designed by Richard Sapper in 1979. This particular example was produced by Knoll circa the 2000s. This is one of Sapper's most iconic works, along with the Tizio lamp. The design features black fabric upholstery with a five star steel base that has an integrated tilt mechanism and pneumatic lift. The chair measures 26. 5 inches long, 25 inches wide, and 36. 5 inches tall with a seat height of