Costco accepts most returns without time limits, though there are some exceptions. Electronics have a 90-day return window. Cigarettes and alcohol may not be returned where it’s against the law. Airline and live performance event items, ticket items, precious metals, Shop Cards and gift cards are not returnable.

The retail chain is warning customers of several items being recalled because they may pose a hazard, including AC units that may grow mold.

Johnson Health Tech Trading has issued a voluntary recall of the product due to reports that the weight plates on the dumbbells can dislodge from the handle during use, which poses an impact hazard. Customers can return the items to Costco for a full refund.