Heated Handgrip Wrap & Single Handgrip Heat-troller Kit Mylar tape-style (4" x 2 3/4") wraps around and adheres permanently to the handlebar beneath handgrips to provide toasty comfort. Extra long 32" insulated wires are then routed along existing cables/looms. These allow you to use the handgrip of your choice! 12-volt system draws only 36 watts.