Prime Day, Amazon's biggest sale of the year, is set to return this summer . And it will be here before you know it. Amazon announced the return of Prime Day last month in a press release . While the retailer didn't disclose the exact dates, it teased that it will take place in July this year. The annual sale will be available to shoppers in over 20 countries, and there will be deals offered in every category through its Gold Box deals hub . "Prime Day will once again celebrate Prime members by offering incredible savings on products from national brands and small businesses across every category," an Amazon spokesperson said in a statement. We're excited to work with our selling partners and employees to deliver another incredible Prime Day for our members." The first Prime Day was in 2015, ma