The OGIO Endurance Trainer Jacket is great for those intense workout sessions at the gym, outdoor runs, or cycling. It's perfect for fitness enthusiasts and active individuals who want both style and functionality. It has a 100% poly shell and a fabric with a 600MM waterproof rating. The jacket is designed with articulated shaping for ease of movement and comes with an adjustable drop - tail hem. It's a must - have for anyone leading an active lifestyle.