Keep it or :If you have any questions, please and we will solve yourblem as soon as possible. Sincere advice: In order to give you the best shaving experience, we recommend replacing the shaving heads every 12 months for optimal performance Good experience:The round head design fits your skin better totect it can easily shave millions of hairs, equipped with 5 synchronized shaving elements,Product upgrades:The newly upgraded shaving head can easily shave millions of hairs, equipped with 5 synchronized shaving elements,viding an efficient and shaving experience. High-quality materials and sturdy structurevide long life. Safe and less irritatingviding an efficient and shaving experience. High-quality materials and sturdy structurevide long life. Safe and less irritating Compatible models:Our replacement compatible with , Replacement Blade