The air-filled Dynair Ballkissen Comfort Wedge is the perfect solution for anyone who suffers from back pain and has to sit all day long. Easy to use on (nearly) every chair in the office, at home or on journey. The Comfort Wedge is made of even softer and more comfortable foamed material compared to the other Dynair products. The renewed shape of the cushion got an additional integrated relief zone in the center. Making the user sit in an active and dynamic way with balance effect at the same time. It is an ergonomic shaped and adjustable air cushion. Small unconscious movements are steadily necessary and lead to more balance and training of the deeper stabilizing back musculature. The Dynair Comfort is an ideal combination of air-filled ball and wedge cushion in one tool. Relieving back pain and supporting a more upright position during a long workday. It measures 14" x 14.5" and comes anthracite in color.