STRAIGHT RAZOR TONDEO SIFTER ERGO The razor TONDEO SIFTER ERGO is a refined all-around model for any needs. The razor with replaceable blade enables gentle, safe working and is ideal for haircuts and shaving. An essential tool, this hair shaper is an integral part of day-to-day work in the salon for any professional hairdresser or barber. The matching razor blades are also available to from our online shop.