This product adopts a three-layer structure, with a anti-seismic layer in the middle, which can prevent electronic collision damage The texture is soft and can be folded in half to the bag; it has good conformability and is laid on the table without warping edges It is designed with a wrist strap connection ring, which can be movably rotated. Function: It is anti-static and anti-scratch on the surface. Size: Length and Width: 50 x 70CM; Thickness: 2mm Instructions for use of anti-static table mat: 1. Place the anti-static table mat with the gray side up and lay it flat on the desktop 2. Connect the ground wire on the anti-static table mat with the dedicated ground wire. If there is no dedicated ground wire, it can be directly connected to the ground 3. The operator should wear an anti-static wrist strap and clamp the wristband interface on the anti-static table pad 4. Put the parts on the anti-static table mat and operation 5. Random colors of some accessories, cannot the specified color colour:Grey Material:rubber Package Contents: 1 x Insulation pad 1 x Ground wire 1 x ESD wrist strap Only the above package content, other are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.