These hard shell reinforced certified 3DF knee & shin guards scores a total of 20 points in the Leatt protection rating system. 3.0 EXT are comfortable and very easy to slip on and off with the X-straps and offers a full hard shell knee & shin protection. For a more comfortable fit look at the EXT. For a soft and hard shell knee & shin guard look at the Hybrid EXT and for maximum knee & shin protection look at the Dual Axis.Tested and certified as impact protection:Knee & shin EN1621-2Total Leatt protection score of 20 pointsFull shin BMX/DH approved extended length -EXTHard shell deflecting and sliding surface3DF impact absorbing bodyEasy fitting with X-straps3D design for optimal fit with specific left and right sidesVented plates for maximum airflowSlim shin plate that also fit inside bootsWeight: 600g – 1.3 lbs (pair)Please look at our sizing chart for best fit:#S/M#L/XL#XXL