All products on FSAstore.com, the Flexible Spending Account Site, are guaranteed to be FSA Eligible! Fully breathable stretch sides fits waists 41 to 64 inches. Super absorbent microbeads to help reduce odor and quickly lock away liquids Soft, cloth-like is gentle against the skin and less noisy Unique Tena SureStay refastenable hook-and-loop tabs ensure a secure fit Overnight absorbency of 27 oz.