Scope of application - 32B razor cartridge cassette head suitable for 300S, 301S, 310S, 320S, 330S, 340S, 360S, 380S, 3000S, 3010S, 3020S, 3030S, 3040S, 3080S, 350CC, 370CC, 390CC, 3050CC, 3090CC, Cruzer6 etc. Recommendations: It is recommended to replace the electric shaving head every 18 months to maintain the best shaving results. Instructions for use: For your safety, please turn off the power before replacing the cutter head. The length of the product is 6.8 cm / 2.68 inches, the width is 4.3 cm / 1.69 inches and the height of 3 cm / 1.18 inches. Color: black Material: ABS + metal Package Contents: 8 * shaving head Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in a little different from the real thing. The measurement allowed error is +/- 1-3 cm.