Skateboard and longboard riders, this wheel and bearing set will totally transform your ride! The 80A hardness is that sweet spot - not too hard, not too soft - giving you excellent grip while still maintaining good speed. Measuring 45mm thick by 60mm diameter, these wheels are perfect for cruising, commuting, or just smooth riding around town. The included ABEC-9 bearings are seriously smooth and will have you rolling faster and longer with less effort. The polyurethane material provides great shock absorption, so you barely feel cracks, bumps, or rough pavement. The wide contact surface means better stability and obstacle clearance - no more getting stuck on pebbles or rough surfaces! The rebound is impressive too, giving you that energetic push with each stride. Perfect for park skating, street cruising, or just getting around campus or your neighborhood. Installation is straightforward - just pop them onto your trucks and tighten everything up. The red and yellow color options add some fun style to your board. Much better than worn-out old wheels that slow you down and make every ride a struggle. If you want smoother, faster, more comfortable rides whether you're commuting or just having fun, this wheel set delivers excellent performance at a very reasonable price.