This is a professional hand strap specially designed for most mirrorless cameras with 1/4-20 tripod socket and tiny round neck strap eyelet. Screw one end into your camera's 1/4-20 tripod socket and the other back threads through the triangle split ring on your camera's strap eyelet or via the zinc alloy buckle included in this JJC hand strap. It will provide extra security to help prevent accidental slipping out of your hand. The strap is adjustable for any hand size. Padded hand cushion makes the strap comfortable and supportive during use, which can effectively relieve hand fatigue. The metal base plate is Arca Swiss Type quick release plate with a standard 1/4-20 socket underneath, which bring the convenience of putting your camera to a tripod any time with the strap on, besides that, the metal base plate also has a 90 degree adjustable eyelet which allow your camera to be connected by any quick release shoulder strap or neck strap with a carabiner. It is compatible with most mirrorless cameras, below are a few compatible camera models for your reference: Sony mirrorless cameras: ZV-E1/ZV-E10,A6000,A6100,A6300,A6400,A6500,A6600,A6700,A1,A7C,A7,A7 II,A7 III,A7 IV,A7R,A7R II,A7R III,A7R IV,A7R V,A7S,A7S II,A7SIII,A9,A9II Fujifilm mirrorless cameras: X-T4,X-T3,X-T2,X-T1,X-T30,X-T20,X-T10,X-PRO3,X-PRO2,X-E4,X-E3 X-E2S,X-E2,X-H1,X-H2,X-H2S Panasonic mirrorless cameras: GX9,GX85,GX8,G9,G95,G85,G7,GH6,GH5S,GH5,S5,S1,S1R,S1H Canon mirrorless cameras: EOS R,RP,R5,R6,R7, R8,R10, M50,M6 Mark II Nikon mirrorless cameras: Z7,Z7II,Z6,Z6II,Z5,Z30,Z50,Z fc Olympus mirrorless cameras: OM-D E-M10,E-M5,E-M1,E-M1X. Note: If your camera has a round tiny neck strap eyelet with extra triangle split ring, we highly recommend you to take off the extra triangle slit ring and apply the zinc alloy buckle included in this JJC hand strap as this will bring you a much more comfortable hand feeling.