7iDP Project Knee Pads Features Compression Fit Knee Pad Advanced Padding & Cap Combo Protection Lightweight & Breathable Open Back Knee Section Centre Strap For Comfort & Even Pressure CE EN 1621-1:2012 Rated Sizing Thigh Measurement S: 38-43cm (15-17") M: 43-48cm (17-19") L: 48-53cm (19-21") XL: 53-58cm (21-23") Measure the circumference of the lower thigh, 6" (15.25cm) above the kneecap. LIGHTWEIGHT 7iDP's most innovative knee pad to date, the project knee is super light, breathable and offers top-level protection.CE CERTIFIEDThe unique knitted design and CE approved protection gives riders outstanding comfort and confidence.BREATHABLEThis knitted Compression Fit Knee Sleeve offers optimal protection while also allowing comfort and manoeuvrability. ADVANCEDThe Project Knee is the first and only knitted compression fit protection knee sleeve on the market, allied to our renowned CE EN 1621-1:2012 protective pad and capped with ground-breaking micro inject outer protection results in the most advanced knee protection system on the market. CENTRE STRAP SYSTEM To remove bias from a side-loading strap our centre strap system is designed to apply even pressure around the lower thigh. The strap offers a comfortable fit so riders know their pad will stay in place all day long.