Atom Tone Rhythm and Dance Wheels are great for dancing on smooth surfaces. These wheels were launched in 2020 by Atom and are sized at 57mm. Rhythm skating is increasingly popular and these wheels come with a 1 year warranty. Tone wheels strike the right balance between Roll, Grip, and Slip. Doesn’t matter how you roll – Jump, Spin, Bounce, Dip, Shuffle, these wheels inspire confidence to try new things. These wheels aren’t great for outdoor use, but they can be used outdoors in limited ways. Atom Tones are not recommended for outdoor cruising. Sold in 4 packs.