Bones Swiss Ceramics are in a class by themselves. If you want the best there is, this is it. The Cerbec® Ceramic balls are much lighter, harder, stronger, waterproof, and longer lasting than the finest steel balls.

Features
-Accelerate faster
-Roll faster and farther
-Resist dirt and moisture better
-Help to repair injuries to your races caused by dirt
-High speed Nylon® ball retainer for greater strength and speed
-Skate Rated™ clearances, tolerances, materials and lubricant provide the best performance and durability possible.
-Sticker