POV vision, easy unlocking Free your hands, record , and a experience High elastic straps for loose adjustment Comfortable and easy to wear for a long time, Vlog recording at 180° adjustable angle Adjust the angle quickly and conveniently to adapt to various scenes Breathable and not stuffy The woven elastic band has dense ventilation holes, so you 't feel stuffy even if you wear it for a long time Product Model:GP-71 Applicable models: Suitable for series sports cameras Main features: , adjustable Installation interface: for interface (The product printed words depending on the batch, but this does not affect use) Color: As Shown Material: Nylon Cloth + ABS + Aluminum Alloy Package Contents: 1 * Head Strap Mount Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.