TELESIN Surfing Skating Shoot Dummy Bite Mouthpiece holder Mouth Mount Adapter+Floaty+Neck Lanyard for GoPro Hero 4/3+/3/2/1 Camera,SJ Cam,Xiaomi Yi (Yellow) The mouthpiece is made of soft Food-Grade silicone,green & environmentally friendly, non poisonous and tasteless. Suitable for surfing, skating, kayaking, standup paddleboarding, and other water projects. Compatible for GoPro Hero1, Hero2, Hero3, Hero3+ and Hero4,Hero 4 Session,Hero 5 Black,Hero 5 Session cameras. Mouth-held, hands-free GoPro mount.Easy to capture stable shots even for rapid movement. Safety strap and floating sponge included, gives extra protection to your camera in water.