This type of parka is designed to be waterproof, windproof, and breathable, similar to other Gore-Tex products, for use in a variety of weather conditions. Product Details • Manufacturer: Propper International Inc., made specifically for the Department of the US Army/Marine Corps. • System: APECS (All-Purpose Environmental Clothing System). • Material: It features a three-layer laminated 100% nylon fabric system with GORE-SEAM tape to prevent leaks. • Pattern: The camouflage pattern is the USMC's proprietary MARPAT (Marine Pattern) woodland digital camouflage. • Features: Key features include sealed seams, a stowable hood, multiple pockets (chest, hand warmer, sleeve), underarm ventilation zippers, and reinforced elbows. Disclaimer: this jacket is in great condition; however, the buyer should be aware that there is a stain on the inside of the jacket (Pictures included). There is no smell, it is not greasy, and it does not affect the exterior of the jacket. The outside is in pristine condition. Overall, it’s a great jacket.