Large-size Double Layer Anti-static Workspace Mat with Ground and Wrist Strap - NY1718 Size of the mat: 70x50x0.2cm (about 27.6x19.7inches); Essential tool for ESD related work Dual layer design. Anti-slip bottom layer prevents the mat from being moved easily Comes with a flexible and replaceable strap that can connect the mat to a piece of grounded metal Comes with a separate metal mat hookup piece that can be connected to anti-static wrist strap Comes with an ESD safe wrist strap; Please verify that the seller is "New York 1718.