Eureka Trail Fly 10CUSTOMIZED COVERAGE FOR ANY ADVENTURE. Useful and versatile, the Trail Fly keeps you covered however you need. Take your adventure to the next level with a variety of pitching options, like a lightweight backpacking shelter, an auxiliary rain cover, a cooling sunshade, a deflecting wind block, a quick privacy screen, or anything else you can imagine. Multiple guyout points allow for a variety of pitch configurations so you can set it up how just how