Megagear Chest Strap Extreme Sports for GoPro, GoPro HD, GoPro Hero 3+, HERO 4, HERO 5 Black, HERO 6 Black, Sj4000, Sj5000 Color: black, red, blue, hot pink Weight:190g Size: 42 33cm GoPro, GoPro HD, GoPro Hero3+, HERO4, Sj4001