This aluminum umpire chair with European Seal of Approval DIN EN 131, meets the highest standards. The ladder with its especially wide slip-proof rungs, as well as the projecting supports with four base plates, gives this chair optimum stability. The middle plate between the ladder and the supports provides extra durability. The seat mount has an extra crossbar behind the red, UV-resistant body-contoured seat. Seat height 1885 mm, correspond to ITF, ATP und WTA Standard.