Luxe TPR Riser Pad Set 1/4" Blue Luxe TPR Riser Pad Set 1/4" Blue. The Luxe thermo performance riser aka T.P.R. formula risers are the best on the market. They act as a hard riser, but offer the vibration dampening of a soft riser & also allow enough flex to adhere to all types of concaves. They feature new and old school truck patterns.