Product descriptions from the supplier SATRA TM 230 Standard Compliance: Designed according to SATRA TM 230 to determine the dynamic water resistance of all types of shoes, providing an internationally recognized test method for footwear waterproof performance evaluation. Dual Set Testing Capacity: Supports 2 sets of shoes tested at the same time, improving daily inspection capacity for footwear factories and third party testing laboratories. Precise Flexing Control: Flexing