The Carr & Day Martin Step 2 Tack Conditioner softens, preserves and shines leather. Made from their original recipe the Tack Conditioners' purpose is to condition, protect and add shine to leather. A pure, clear, quality conditioner formulated with glycerine and coconut oil, for regular use with minimum effort. The glycerine fills and seals pores in the leather to form a barrier against salt, dirt, grease and water.