Specifically designed for snowmobiles with heavy-duty outer nylon with TPR rubber logos. Will not serpate or crack in the coldest weather conditions. Features a hi-density closed cell foam to re-pel water and protect the rider from sharp bolt edges on risers. Small size pad is best for machines with narrower pivot style risers - fits POL Escape/IQ and fits YAM RX-1/Apex/Nytro/Phazer. Large pad fits most aftermarket for factory handlebars and risers+.