Super-light high-end performance with the most compact design: the ultimate combination of highest protection and perfect fit make it the ideal protector backpack for ambitious trail riding or racing.Key Features:LITESHIELD BACK PROTECTOR (level 2) with FREE PROTECTOR CRASH REPLACEMENT,Extremely lightweight - only 900 g (Size S/M) 1000 g (Size L/XL),EXTRA WIDE HIP WINGS and AIRO FLEX hip belt provide optimum fit with BODDY HUGGING,The BRACE LINKelements enable the shoulder straps to be adjusted to the individual shoulder width,The TOOL COMPARTMENT can be opened and closed with one hand, even with gloves,HYDRATION SYSTEM COMPARTMENT up to 3l.SpecificationsS/M,Volume: 10l,Weight: 900g,Measures: 26 x 50 x 9 cm.L/XL,Volume: 10l,Weight: 1000g,Measures: 28 x 55 x 7 cm..