The shoulder strap is made of elastic nylon and polycarbonate buckle, very soft and comfortable to wear. It adopts ergonomic design, and weight is distributed evenly by way of shoulder pad. The length of the strap is adjustable, very convenient to use. Equipped with connection plate that fits for wearing your Gopro camera on your shoulder. Perfect for skiing, mountain biking or other activities where you want to take videos from a lower than the helmet view. Size:adjustable size (42cm,20-31cm) The shoulder strap is made of elastic nylon and polycarbonate buckle, very soft and comfortable to wear. Very stylish and Convenient to mount your gopro cameras.The base hook had better to be used for Gopro Cameras, but also can be suitable for other cameras as long as it has a hook as Gopro cameras.The picture is for your reference. Perfect for skiing, mountain biking or other activities where you want to take videos from a lower than the helmet view. The length of the strap is adjustable, very convenient to use for Men and Women