Are you crazy? With these 16 crazy patterns, at least your subjects will be. Sef CrazyFlex is one of the most extraordinary flex films in the YOW! Range. It is characterized by 16 crazy patterns that make every project an eye-catcher with their blatant color changes. In addition, the flex film has high elasticity and is characterized by excellent weeding properties. The film is ideal for transferring to textiles such as cotton, polyester, cotton blends and other blended fabrics. Processing instructions for the Sef CrazyFlex transfer film. Sef Crazyflex can be processed with all commercially available cutting plotters. The use of a standard knife (45 °) is recommended. After weeding, the cut flex foil is transferred with a transfer press. The transfer film is placed on the textile together with the polyester carrier. Press here according to the specified values. The carrier is then peeled off while hot. Please note that the material should not be washed inside out until 24 hours after transfer. Do not use chlorine bleach or aggressive chemical agents.