How is this a deal? It’s more expensive than the reference price on the e-mail: https://www.woot.com/offers/philips-norelco-genuine-oneblade-replacements-4?utm_campaign=1012788470-Event-Personalization&utm_source=Event-Personalization&utm_medium=email&utm_term=ep_1&utm_content=EventPersonalization&ref_=pe_26713730_1012788470