General description The Series 5/6 53B replacement heads for electric foil shavers are designed for professional precision. Made from high-quality materials, these heads offer excellent waterproof and rust-resistant properties, ensuring easy cleaning after use. Technical specifications Compatible models: 5020Cs, 5018S, 5035S, 5049Cs, 5050Cs, 6020S, 6040Cs, 6072cc, 6090cc, 6075cc Material: Plastic + Metal Color: Black Package Contents: 2 x shaver head Measurement allowed error: +/- 1-3cm Usage It is recommended to replace the shaver head every 18 months to maintain optimal shaving performance. Regular cleaning is also advised.