Exclusive hygienic formula and multi-grid filter eliminate cut hair effectively and leave your shaver 10 times cleaner versus using water alone*. Active lubricants protect your shaving heads from friction and wear, keeping your shaver performing at its best for longer. Completely alcohol-free, skin-friendly cleaning fluid is designed to offer protection from skin irritation. Fresh fragrance for a clean-feeling shave Each cleaning cartridge is effective for about 30 cleaning cycles and up to three months.