With its padded harness system and waist strap it offers adjustability and excellent ventilation in combination with carrying comfort and perfect fit. The stowaway helmet flap requires little space inside a concealed front pocket. The waterproof Packman Pro2 further features a roll closure with compression straps for packing and compressed volume. Other features include an integrated pocket for an optional hydration system (not included), and two lateral reflectors for visibility at night and in bad weather conditions.Specification:Fabric: PS33,Height: 47cm,Width: 28cm,Depth: 15cm,Volume: 25L,Weight: 1020g.