Polyester mesh lining with 3D mesh lining in the back. Ergonomically shaped sleeves and zippers with automatic locking on the cuff. Shoulder caps with interchangeable colored inserts. Elbow caps and elbow sliders with interchangeable colored inserts. Back section is equipped with an aerodynamic hump. Sleeves feature comfort zones in stretch fabric. There are 2 external and 3 internal pockets.