Try a can of compressed air and a vacuum?

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Future Cayman S: 56 - Cobalt blue, RA - Cocoa leather, M6C - floor mats, 639 - Sport Chrono, 460 - sport leather steering wheel, 403 - 19" Carrera S wheels, P12 - dimming mirrors and rain sensor, P74 - bi-xenons, 342 - heated seats.