GoPro Cameras - GoPro The Strap Arm And Leg Strap Mount - Black :: Unisex > Actions Camera. The extended strap fits around your arm. leg and other objectsFully adjustable to fit a wide range of adult sizesIncludes specially designed hand and wrist strapsGoPro arm and leg strapRotate your camera 360 degree or flip it up or down without un-mountingCan be used in and out of the water Size: one size.