Rector Fat Boy Knee Pads Rector Fat Boy Knee Pads were manufactured for vert applications at indoor or outdoor skate parks and have also become one of our most popular roller derby knee pads. The Fat Boy knee pads feature a two-inch thick donut ring of foam padding to surround your knee and act as a cushion between your kneecap and the exterior hard-shell. Top and bottom foam panels add extra protection. Rector FatBoy Knee Pads Features: Two-inch thick donut-shaped foam padding behind knee Top and bottom foam panels for added protection Wrap-around Neoprene butterfly flaps and Velcro straps allow easy on/easy off without having to remove shoes Heavy-duty double-stitched elastic 1000 denier cordura nylon fabric. Sold as a pair NOTE: These pads run small. Please consult the sizing chart to make sure you have the best size for a snug fit Looking for elbow pads too? Try the Rector Fat Boy Elbow Pads! Rector Fat Boy Knee Pads: Not Your Typical Donut Rector Fat Boy knee pads are some of the most protective knee pads around, mainly because of the two-inch thick donut ring of foam padding that encases your knee. This ring of foam also acts as a cushion between your knee and the high-density plastic knee cap. The Rector Fat Boy kneepads are incredibly popular among both roller derby players and skateboarders because they provide excellent protection and durability with a surprisingly low profile.