The Propper FR ACU Trouser is an authentic flame-resistant military garment approved for active duty use by the U.S. Army. The TenCate Defender™ M combat fabric with Lenzing FR® is flame-resistant, fast-drying and comfortable. Sewn to military specification FQ/PD 07-14A and ASTM D 6413-99 flame resistance standards, this trouser houses all the storage and comfort features needed for active duty, including forward-tilted cargo pockets, knee pouches for internal kneepad inserts, bellowed calf pockets and front-closure leg cuffs.