With half-soft innerfoam.
75 kg density.
For persons weight less than 70 kg
Wedge-shaped cushions trailing edge is higher, which provides a wider angle of the hip joint as compared to sitting on a flat surface. It makes the muscles around the spine are activated to back should keep its natural S-shape in the same way as in the standing position. This produces a seated while maintaining lordosis of the lumbar spine causing the back pain can be prevented. Sitting for long periods is facilitated with a more comfortable and correct posture.
33 x 33 x 6 cm