Roll into your next festival or take a spin around town with 5th Elements 72mm Light Up Inline Skate Wheels. Flair and functionality are the two main contributions these wheels will bring to any skate party. The magnetic core, when in motion, powers the pizzazz and lights up the streets while you're busy getting your strides in. These high-density, 82A durometer, 72mm wheels are the perfect addition to your favorite pair on Inlines! Bearings Sold Separately 72mm Performance Wheels - Perfect size to kick start a new hobby and learn the roads. 82A Durometer - Just the right firmness to take these skates inside or outside. Magnetic Core - When in motion, the wheels exert beautifully electric lights for that festival feel. Replace Old, Worn Wheels - Update your skates with this fresh 8-pack of wheels for brand new ability. High-Density Polyurethane - Skate stronger then ever by increasing grip and minimizing vibrations. Bearings NOT Included - Sold separately.