For GoPro Accessories Adjustable Chest Mount Harness Chest Strap Belt for Smartphone GoPro HD Hero 9 8 7 6 5+ 3 S

All mount straps are made from elastic and the wrist mount features a neoprene pad under the actual mount for extra comfort against your skin.
The Chest Mount is fully adjustable to fit all shapes. It can also be used over heavy coats and jackets. The waist strap adjusts from 25 inches (slack) to 67 inches (at full stretch). Shoulder straps adjust from 18 inches (slack) to 54 inches (at full stretch).

Work with:
All for GoPro Hero Cameras: Hero5, Hero4, Hero3+ and most action cameras/AKASO EK7000 1080P/DBPOWER EX5000 4K 12MP/APEMAN/Campark/SOOCOO/Wimius/Pictek/ODRVM/FITFORT/SJCAM/EKEN/Victure/Fitfort/Dragon Touch Vision 3/Funshare/Fusenying/Monba me10/ALOFOX 4K Wifi Underwater Sports Action Camera etc.