Newell Rubbermaid agreed to buy Chicago-based Ignite Holdings LLC, which produces reusable water bottles and travel mugs, from private equity firm North Castle Partners, the company announced on Monday.

Atlanta-based Newell Rubbermaid, the maker of food storage containers, garbage cans, and other household products, will pay $308 million for Contigo and Avex, Ignite’s two beverage container brands.