Suitable for Braun Foil & Cutter Cassette cruZer 2(Z2) cruZer 3(Z3) cruZer 4(Z4) cruZer 5(Z5). Cruzer 1/ 2 /3/ 4 ,1735 ,1775, 170 ,170u-1 ,180, 190, 190s-1 ,1715, 2615 ,2675, 2775, 2776. Fully waterproof for easy cl eaning and flexibility—shave wet or dry, even in the shower.