StarTech.com 23x47in Anti Static Mat, ESD Mat for Electronics Repair on Table or Desk, Flexible Work Pad, Detachable Grounding Wire - The ESD mat helps prevent damage from an electrostatic discharge. The size of the ESD table mat is 23 x 47 in - The electrical grounding mat complies with ANSI/ESD S4.1 - Use the ESD table mat for computer repair/assembly, server rooms, lab testing