McKesson Foam Back and Lumbar Support Cushion, Black - 18 in x 17 in, 4 Ct

Ergonomically designed Helps keep spine in proper alignment Made of high-density polyurethane foam Lumbar support helps ease lower back pain Provides added support and comfort Stabilizing board insert helps avoid hammocking in sling-back wheelchair Stretch, nylon cover is low-shear, breathable Removable cover unzips for convenient machine washing Sliding buckle straps adjust to better hold cushion in place Measures 18 inches x 17 inches