After hours of research and development, Culture Kings is proud to present the UV Activation 9FORTY A-Frame collection. Designed to change colour with exposure to ultraviolet light from the sun. Constructed down to the millimetre, presenting a slightly higher crown that creates a deeper more comfortable fit. THE HAT + BRIM COLOUR CHANGES FROM WHITE TO A SOLID COLOUR UNDER UV LIGHT (SUNLIGHT or ARTIFICIAL). - World exclusive to Culture Kings - Developed by the Culture Kings team - 100% Cotton - Curved Brim - Extra room at the crown - Rear snapback closure - Colour: UV Active White