The Invacare Matrx Elite Deep Back features Easy Set hardware for quick install and allows for adjustments to be made while user is still seated in the wheelchair. Designed with lateral supports to provide optimal trunk support while allowing clearance for shoulders and hips. For Quotes and Orders, please contact Matrx Seating & Positioning Customer Service at -1-888-433-6818 or visit www.motionconcepts.com for more product information.