Atom Poison 59 Quad Indoor Roller Skate Wheels - 84A Hardness for Roller Derby Skates - Introducing our wildly popular Poison wheel, now in a 59mm! You can expect the same great performance of our Poison but in a 59mm!. With the new Atom Poison "59" roller derby wheels from Nisteveo you"ll never have to worry about sliding again! With Atom"s exclusive urethane, skaters will get none of that soft, marshmallow feeling while skating, as felt in other competitors hybrid wheels. The Atom Poison 59 derby wheel is Atom"s new "go-to" wheel for ANY surface. Never worry about sliding again! Atom Wheels noticed that many derby skaters use outdoor wheels which are normally narrow and WAY too sluggish. To answer your needs, they"ve created the Atom Poison 59 wheel. Now you can have the best of all worlds: grip, roll AND amazing lateral push. Atom Poison 59 provides awesome grip without that "sluggish marshmallow" feeling which allows for more roll. Featuring super sick graphics on a bright green core, Atom Poison will blow your competitors off the derby track! Perfect for: Indoor/Outdoor & Slick Surfaces - The Poison 59mm is perfect for outdoor tracks, slick sport courts, banked tracks & dirty wood floors.