Moisture resistant with padded layer providing ultra comfort while conceal carrying in the front or "appendix" position. Highly effective standing, walking and sitting. 85% polyester 15% spandex Please understand that these provide a pad for your firearm and holster for comfort, and do not function as a holster or place to store your firearm within them. DISCLAIMER: GUNderwear (TM) tactical products are intended for responsible use for adults over the age of majority. GUNderwear (TM) LLC is not responsible for any injuries or damages to person or property in association with the tactical products. Purchasers should exercise discretion and proper safety protocols. In purchasing the tactical products, Purchaser understands and accepts the inherent risk as with any tactical gear purchase and releases GUNderwear (TM) LLC from any and all legal liability, as allowed under state and federal law.