Swiffer is a line of cleaning products by Procter and Gamble. Introduced in 1999, the brand uses the "razor-and-blades business model

Freebie marketing

Freebie marketing, also known as the razor and blades business model, is a business model wherein one item is sold at a low price in order to increase sales of a complementary good, such as supplies or software...

"; in this case, the consumer purchases the handle assembly at a low price, but must continue to purchase replacement refills and pads over the life of the product. Launched in 1999, the Swiffer has become a half-billion dollar brand in fifteen countries.
Swiffer WetJet is a mop.