Andoer Head Harness Belt Mount Strap with Chin Belt for GoPro HD Hero 2 Hero 3 Hero 3+ Designed to fix Gopro Hero camera on the head. Elastic & Adjustable. With this Head Strap Belt to capture on-the-go action. Elastic strap, made of superior quality material, durable and convenient to use. Adjustable and compact design, meeting different requirements of the users.