Lumbar Support Seat Rocking Device Ready Rocker® 17 W X 18 L X 3-1/2 D Inch Aluminum / Foam - Rocking Inc Mfr# MMV1RRGRY

Turn any seat into a Rocker
Portable
Strong aircraft-grade aluminum alloy frame
Helps with lumbar support
Maintains consistent tension & rebound
17 Inch Height, 16 Inch Width, and 11 Inch Depth
Stores easily in a closet or under the bed
Soft, high-performance EVA comfort foam
5.3 lbs. Product Weight
Indoor and outdoor use
No assembly required