"Protect and style your cranks" An elegant solution to protect your cranks and to add some style at the same time. Green color. Benefits: Impact&scratch protection. Extra protection and added style on the crank arm. Fits most carbon and some aluminium cranks. Check compatibility list. Durable and strong. Light and doesn&';t absorb water or mud. Tight fit to avoid debris between defender and crank arm. Made in EU Specifications: TPU material 18 grams (0.63oz) Internal measures: 34mm x 15mm. It can stretch to 38mm Added info: FREE Shipping for orders above 50 (EU+North America) and above 100 (RoW). Have a look at customer photos if you need inspiration.