Incorporating our Rider Attack Position™ (RAP) design to give you more comfort while riding, the body features TrueMotion® stretch fabric for a balance of mobility and strength. Dual knee system combines a full-grain leather exterior with an abrasion-resistant interior that protects against internal and external wear and tear, and the clever knee design is compatible with protection. It also incorporates ventilation points in strategic areas to increase airflow and help regulate body temperature. Forget about heat and discomfort on your hottest runs: rely on the incredible mobility and freedom of movement of the Flexair Efekt pant and enjoy the experience. Rider Attack Position™ (RAP) design to maintain a perfect fit on the bike. Stretch TruMotion™ inserts in all directions to ensure maximum mobility. Precision knee inserts for a snug fit over knee pads or protectors. Double-layer knee system with full-grain leather on the outside and abrasion-resistant material on the inside to increase its resistance to wear and tear caused by knee pads, protectors and the bike. Minimalist inner lining to reduce chafing. Reinforced 600D polyester insert for increased strength without reducing performance. 2% polyester, 8% elastane.