For use with most of waterproof cameras/underwater cameras/action cameras below a weight of 320g/11.2 ounces such as Olympus Stylus Series TG-7/TG-6/TG-5/TG-4/TG-3/TG-2/TG-1/TG-870/TG-860/TG-850/TG-810/TG-610/TG-320/TG-310, HERO11/HERO10/HERO9/HERO8/HERO7/HERO6/HERO5/HERO4/HERO3, Canon D30/D20/D10, Nikon W300/AW120/AW110/AW100, Fujifilm XP140/XP130/XP120/XP80/XP60/XP50/XP30,etc.
For use with most of cell phones with extra waterproof case (Note: For use with Cell Phone in the water, you have to extra buy a waterproof case as the package does not contain a waterproof case)
The circumference of wrist strap is adjustable with an max circumference of 300mm / 11.8"
Keep the camera or phone afloat and easy to find in the water
Keep your camera safe and convenient to carry when snorkeling or swimming,free your hands when not taking photos