1，double-layer PU soft and high-quality leather, the inner suede is very soft, skin-friendly, and does not contain harmful substances. People with sensitive skin can also wear it with peace of mind. 2，The sewing of each needle and thread is very neat, precise and firm. Makes the leather strap very strong and durable, with excellent bearing capacity. 3，There is an adjustment buckle on the left and right sides of the lanyard, which is very simple, convenient and fast to adjust the length. 4，The foldable screw protrudes about 0.5cm after being folded, the controller can be easily stored in various types of carrying case or storage bag without removing the screw.