Now in its 4th generation, the Ass Saver does what it says on the... mudguard!Super-easy to fit with no tools required, the universal guard protects your rear from the splashes of a wet and muddy trail. The Ass Saver folds away when not in use and adds barely any weight at all to your bike.Keeps your butt dry on wet roadsNew patented FLIP-TIP attachment systemEasy to mount, requires no toolsFits every standard rail saddle, also with carbon railsSuitable for tyre widths between 23-35 mmDimensions: 380x102 mm Weight: 19g Material: 0.8 mm Polypropylene