This head strap allows you to capture impressive video footage and photo's whilst you are in action on your bike or skateboard etc. Universal design adjusts to fit all sizes. Width: 50-60cm, Height: 17-29cm Construction: Elastic straps, Steel Nut and plastic mount. Please Note: The head strap is not Recommended for use in high impact sports. Do not substitute a helmet with this item if a helmet is required. Compatible With: GoPro Hero10 Max Hero9 Hero8 Hero 10 9 8 7 6 5 4 3+ 3 2 Go Pro HD Akaso V50 EK7000 EK5000 Apeman A60 A66 A70 A77 A80 Trawo Campark X30 X20 X25 Crosstour Kitvision Immerse 360 escape 4K Xiaomi Yi Camkong Victure AC600 AC400 Garmin VIRB 360 ULTRA 30 VIRB XE VIRB X Tec.Bean Geekam i.e.geek Apexcam M90 Pro Dragon Touch YMHX thiEYE Cooau FMAIS .