Supporting Roll Standard CPR Boards 3 Shelves * Comes assembled 48750 3 Shelves * Comes assembled * 18 gauge steel shelves 14 gauge steel uprights * 12 1 2 between bottom & middle shelf * 13 5 8 between middle & top shelf * A must have for any clinical setting * 200 Lb load capacity under normal use (181 kg) Provides excellent support for the curvature of the lower back and neck * Can provide relief from conditions aggravated by poor posture * Place between your knees while lying on your side for a more comfortable sleep * Can be used in combination with the ObusForme© Highback Backrest Support or your car s headrest for added neck support * Made with polyurethane foam * Elastic strap holds the ObusForme© Supporting Roll in the position you desire * Brushed polyester cover can be removed and sponge washed * Small lightweight and portable for use anywhere you sit at home in the office and on the go *