16 Pack of 7mm or 8mm Bearings - Enough for One Pair of Skates * Your Choice of Bones Reds, Bones Super Reds, Bones Ceramic Super Reds, Bones Swiss, Bones Super Swiss 6, Bones Swiss "L2", or Bones Swiss Ceramics * Skate Rated clearances, tolerances, materials and lubricant provide the best performance and durability possible.