White River Fly Shop Rabbit Zonker Strips are the main ingredient for tying bunny flies. Can be used lengthwise with a straight cut, or cross-cut and wound like a hackle. Approximate 3 strip. Size: 1/4. Colors: White, Brown, Yellow, Red, Olive, Purple, Black, Fluorescent Chartreuse. Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Type: Zonker Strips.