Wideback Backrest Support Obusforme Black Personal Protection Products Provides pain relief and compression 10883 Provides pain relief and compression for muscle injuries lower back dysfunctions injuries to the lumbar discs & the sacroiliac joint * Two internal stays provide additional support * Hand operated air spring pneumatic height adjustment Black * Extra wide for broader backs: Men's size 44+ and womens 18+ * Designed to increase comfort by aligning your spine and supporting correct posture * Unlike traditional L shaped chairs the S shaped frame of the Obusforme molds your spine into proper anatomical alignment * Muscles relax leaving you more comfortable and energized * Features molded impact resistant lightweight polycarbonate frame * Durable polyurethane foam protects frame and provides cushy comfort * Hypoallergenic cover can be removed and spot washed * With removable adjustable lumbar support pad to provide additional comfort for the lower back by supporting the lumbar curve * Use together with any Obusforme seat * Beautiful impact retail packaging *Obus Forme Wideback cushion are 19Ã x 7Ã x 21