EVOC: The FR TRAIL BLACKLINE is a high-end day pack with a back protector that offers optimal support during longer bike tours and trail rides.• LITESHIELD BACK PROTECTOR offers 95% shock absorption• LITESHIELD SYSTEM AIR for maximum back ventilation• AIROFLEX hip belt for ideal carrying comfort• FREE Protector CRASH REPLACEMENTMaterial:  N 210D RIPSTOP HD, 3D AIR MESH, AIRO FLEX20L, 1050 g, 27 x 56 x 14 cm