Master the ever-changing climate from the ground up with the Propper APECS Trouser. Stay protected against the elements with complete GORE-TEX® construction. The APECS Trouser stays breathable while keeping a water- and wind-proof barrier between you and the elements. It’s NIR-compliant and will still be waterproof after exposure to DEET, oil, petroleum and throughout washing. This trouser is sewn to military specification MIL-DTL-32158.