Nelson-Rigg UV-2000 Half Cover Features Specially treated UV Protected nylon Blocks out 99+ of sun's harmful UV rays and protects against all natural elements All seams electronically heat sealed to be completely 100 waterproof Snug elastic bottom allows for snug fit on all shapes Sewn in elastic bungees for universal mounting Packed in its own fanny pack When folded, it's small enough to fit in almost any storage compartment 1 year No Hassle warranty Sizes M/L/XL to fit every bike