Kool Stop - Dura Road PadThe Dura Road Pad is a forged aluminum holder with dual pivot adjustment that houses our Dual Compound Dura Type insert and comes with an extra pair of our aggressive salmon compound inserts. These will fit most Shimano type brake systems.Features: Aluminum HolderPatented Plow TipWater GroovesDual Pivot AdjustmentDual CompoundExtra pair of pads Pad Compound Explanation:Black - Kool Stops standard compound which is great for all weather conditions, but designed for dry condition riding.Salmon - Kool Stops most famous Salmon compound is also one of Kool Stops most aggressive compounds for extreme all weather conditions especially in the wet, but still superb in the dry.Dual - A fusion of Kool Stops two finest compounds which will give superb braking in all weather conditions. This combination produces a more controlled smooth stop!Triple - Kool Stops triple compound is Kool Stops most aggressive compound combination for superb braking and controlled stopping in all weather conditions.Ceramic - This compound was designed for ceramic coated rims and is great in all weather conditions.Clear - is an extreme compound for only experienced trick or trails riders needing a compound that will instantly lock the wheels.