Techno-Aide is proud to offer a variety of firm high density bolsters for a wide variety of imaging needs. Reusable Vinyl Covered Bolsters and Wedges are manufactured out of firm high density urethane foam. This style features a durable heavy gauge reinforced royal blue vinyl outer covering. Sewn seams and tear resistant. These easy to clean bolsters, blocks, and wedges are radiolucent but seams will show. Provides excellent support! Custom bolsters are also available.