2013 Best Choice Adjustable Elastic Chest Strap Camera Mount Harness for GoPro HD Hero 2 3 Sport Camera Elastic chest harness Easy to capture video and photo footage from your chest. Perfect for skiing, mountain biking, motocross, paddle sports, surfing, skateboarding, driving kayak etc.or any activity where you want to get a "lower than the helmet" view of the action. See more of your arms, knees poles, and skis while skiing or your arms and handlebars while biking or riding your motorcycle. Elastic adjustable strap design, one size fits all