Putty Classic dorkstrap - Cycling Ankle Band - Merlin (Black) Basic dorkstrap will keep your pant leg from getting dirty or sucked into your bicycle chain while biking. When you're not biking it can serve as a gear tie. A classic dorkstrap design featuring a 1 inch wide polyester ribbon accented with Velcro hook & loop. Measures 14 inches in length. Fully adjustable Velcro closure One size fits most Made in USA