Tupperware Brands, the food-storage company known for its resealable plastic containers and pioneering direct-to-consumer sales, has filed for bankruptcy after years of struggling with weak sales.Tupperware’s voluntary chapter 11 filing gives it,

Tupperware Brands Corp. filled a voluntary petition to enter bankruptcy, a move that would culminate what has now become years of financial misfortune for the iconic brand.

The once-mighty kitchenware company has struggled financially for years. It says the direct sales model that fueled its success has become a weakness.