Living by the coast brings beautiful views and fresh sea breezes, but that salty air can wreak havoc on outdoor items, including your trash can. If you're wondering what material holds up best, the clear winner is stainless steel – specifically grades 304 or the even more corrosion-resistant 316, often called marine-grade stainless steel.
While plastic bins might seem like a budget-friendly option, they become brittle and fade quickly when constantly exposed to UV rays and salt spray. Similarly, powder-coated steel cans are vulnerable; once the coating chips or scratches, the metal underneath is prone to rapid rust.
Stainless steel, however, forms a protective chromium oxide layer that prevents rust, even when nicked. For the longest lifespan in a salty environment, look for a trash can made from 304 or 316 stainless steel with a brushed or matte finish, as these show scratches and water spots less than a glossy mirror polish. This simple material choice will ensure your outdoor trash can looks good and functions properly for years to come, despite the challenging coastal conditions.