Description and Characteristics: Single use, disposable, made of non-woven material, length mid-calf. Sizes S, M, L, XL. Critical zones may be more fluid resistant than non- critical zones. Reusable gowns should meet the minimum performance requirements after maximum suggested laundering cycles. Performance Standards: AAMI PB70 (Level 1â??3) and ASTM F3352 EN 13034 - Type PB [6] (stitched gown), with minimum hydrostatic head of 50 cmH2 O AAMI PB70 Level 4 and ASTM F3352 or ISO 16604 Class 5 Or alternative equivalent set of standards