Liquid Bearings 100%-synthetic Oil for inline skates, SUPERIOR lubrication and rust prevention for wheels! 100%-synthetic lubricant, perfect for all skates! Immediately begins to displace old petro-oils or sprays. Makes sluggish bearings move much quieter and smoother! Essentially odor-free, a pleasure to use! Includes both 1/2" AND 1-1/2" needles, each with tip scabbard!