kybun Joya Elastic Springy Seat Cushion Black Color:Black cushioned base absorbs shocks wonderfully

cushioned base absorbs shocks wonderfully well

featuring a breathable mesh upper reinforced with welded details

The shoelaces

Enriched with a silky velour leather footbed for uncompromising comfort

with big rebund effect

kybun Joya Elastic Springy Seat Cushion Black Color:Black cushioned base absorbs shocks wonderfullyThe elastic springy buffer zone of the kybun Joya seat cushion activates the sitting posture. The rebound effect causes a reciprocal tensing and relaxing of the gluteal muscles. The seat cushion is the perfect complement to dynamic standing. The German Association Aktion Gesunder Rcken (AGR) has tested the kybun Joya seat cushion, awarded it the AGR seal of approval and recommends it as particularly back friendly. 1. Trains the pelvic floor muscles 2.