SizeThe unfolded size of our backpack strap camera mount is 23124cm(about 9.44.71.8 inch), moderate in size, foldable, and suitable for backpack shoulder straps of most sizes. MaterialOur backpack strap camera mount is made of high-quality nylon and alloy, which is strong and durable, wear-resistant, and has a long service life. ApplicationOur 360 degree rotation adjustable holder is used for most cameras and can be installed on the shoulder strap of the backpack. It is very suitable for use when going out, such as cycling, skiing, mountaineering, etc. Unique DesignOur backpack strap camera bracket base adopts a 360-degree rotatable design, which can easily adjust the shooting angle to meet your shooting needs. Easy To UseOur action camera backpack mount is designed with Velcro, which is convenient to wear and easy to disassemble, and it can be easily installed in just a few seconds.