Ready to upgrade your inline skates? These 80MM outdoor wheels with 89a durometer are perfect for crushing it on pavement, bike paths, or any outdoor surface. The 89a hardness gives you that rock-solid feel that lasts way longer than softer wheels, meaning you get more speed and durability for your money. Each set comes with 8 white wheels that look super clean on your skates, and they include high-quality ABEC 9 bearings made from stainless steel that won't rust and provide amazing performance. The bearing size is standard 608 with protective shields to keep dirt and debris out, extending their life significantly. These wheels use the standard bearing hub size, so they'll fit most inline skates, but here's a pro tip - make sure you have the right spacers! If you have 8mm axles, you'll need 8mm x 10mm spacers, but if you have the more common 6mm axles, you'll need stepped spacers. The stainless steel bearings offer lower corrosion resistance, better heat handling, and impact resistance that really makes a difference in your skating experience. Whether you're a recreational skater or more serious about your inline adventures, these wheels deliver the perfect combination of speed, durability, and smooth rolling that makes outdoor skating so much fun. Time to roll in style with wheels that can handle whatever the pavement throws at you!