T-Foam™ Cushions are now available in bariatric sizes. For 30 years, T-Foam Cushions have been the standard in lightweight pressure protection for wheelchair users. Anyone who must sit for long periods each day needs the protection that only T-Foam can offer. These flat cushions can also be used with any side chair, dining, or desk chair. Firmness ratings available in Soft (T38) or Medium (T41). Black polyester knit cover. T-Foam meets flammability tests CAL 117 and FAR 25.853b.