Scope of Application: 32B shaver foil cassette head compatible with 300S, 301S, 310S, 320S, 330S, 340S, 360S, 380S, 3000S, 3010S, 3020S, 3030S, 3040S, 3080S, 350CC, 370CC, 390CC, 3050CC, 3090CC, r6, and other compatible models. Recommendations: It is recommended to replace the electric shaver head every 18 months to maintain optimal shaving performance. Instructions for Use: For safety, turn off the power before replacing the cutter head. Product dimensions: Length 6.8 cm (2.68 in), width 4.3 cm (1.69 in), height 3 cm (1.18 in). Color: Black Material: ABS + metal Package Contents: 2 x Shaving Head Note: The package includes only the items listed. Other accessories are not included. Note: Lighting and display differences may cause slight variations in color between the image and the actual product. Measurement error is +/- 1-3 cm.