Toxic "Toxico" Wheels in HARD durometer made with SUPERTHANE urethane formula.  These are a small high-performance wheel with control and grip; no flat spots and with speed for days

• Wheel Color: Black & Grey Swirl (Oil Slick)
• Graphic: "Toxico"
• Formula: Superthane
• Durometer (Hardness): HARD 100a 
• Dimensions: 52mm with 18mm contact area
• Packaging: set of 4
• High-quality color graphics
• Made in the USA