Description: High Quality Material: The Bike Chainring Chain Guard is product of high-quality materials Plastic PROTECTIVE: The chain guard disguise can preserve your bicycle chain from dust, waterproof, stone and many others additionally you do not need to fret about spilling oil on your pants if you are driving EASY TO INSTALL: The chain guard disguise is really easy to install, no any complicated activity needed, handy to put in and detach chain guard conceal is incredibly lightweight, which makes it clean to carry, it's going to not impact your using SIMPLE DESIGN: This crank ring protector product of wonderful plastic, which is light-weight with clear-cut and basic design Note: Before you order it, Please Count the tooth of your bicycle crankset ,Count the crankset holes,and measure the diameter of the adjacent holes make sure if the scale of your crank set is applicable to this cap Specification: Siutable:32-38T Size Chart: 48cmx18cm/18 inch x7 inch Package Includes: As described Note: Please enable slightly mistakes because of handbook size and assorted displays