Each kit contains a six month supply of lubricant, an applicator, a walking belt adjustment tool, walking belt stickers, a multi- purpose tool for adjustments and an instruction guide. The kit is not only for lubrication but it is used to clean the deck and under the belt. Lubrication of the bed extends the life of your motor and electronics. It reduces drag, and wear. Three simple steps: 1) Unplug the treadmill and apply one packet of the lubricant to the foam on one side of applicator wand. 2) Insert wand between belt and board, lubricating side facing down, and slide back and forth - the full length of the bed platform. 3) Remove wand and replace it into the plastic sleeve to retain moisture.