The VELA Samba 410 is a completely new type of stool. The singular seat design promotes movement in the lumbar region and back. Samba 410 Technical section seat 1 Designer Sofie Hemmert has created a seat inspired by the Pilates ball, which is familiar as a training tool for people presenting back complaints. The stool has similar characteristics to the Pilates ball, but none of its disadvantages. It is economical on space, and you do not fall off it. A further feature is that the cushion can be removed to take home, or to a meeting.