Thor is the originator of motocross apparel. Thor is a hardcore, grass roots company that is continued proof of what it takes to reach the top and more importantly, how to stay there. It is the only company with over 40 years of experience in the motocross marketplace. Thor prides itself on key selling features like quality, strength and performance. Thor is more than a brand. It's a lifestyle. Level 1 knee protector constructed to reduce impact energy transmission. Durable polypropylene molded knee and shin panels. Two adjustable retention straps reduce repositioning while riding. Slim, compact design increases comfort while keeping the weight to a minimum. Tested and certified according to European Standard EN 1621-1:2012. One size fits most. Sold as a pair.