The CLETOP optical fiber connector cleaners from AFL are rugged handheld tools for cleaning fiber optic connector end faces. The CLETOP cleaners quickly and effectively clean a variety of connectors and offer a safe cleaning option without the need for isopropyl alcohol. CLETOP-S Series is the second generation offering a drop-in replacement tape cartridge and an ergonomic design. Replacement Tape Type S - Blue is the Type S (S-series) replacement cartridge for blue tape.