Monday's news will pile pressure on Walmart and Target, which in recent years have chipped away at Amazon's lead with their own offers of free two-day shipping. Amazon Day (not to be confused with Amazon Prime Day) is now available to a selected group of shoppers in the United States, giving them the option to pick a specific day of the week to receive deliveries.
The online retailer is waiving the minimum purchase requirement for free shipping starting Monday.
Amazon Prime members still get two-day shipping, but the promotional free shipping deal is only good for Amazon's 5-8 day shipping speed.
Barbra Streisand "Sings" Cardi B on Carpool Karaoke
She expressed ire over it during her 2016 tour, telling the crowd of thousands: "It's Streisand, soft, like "sand". Instead of Corden in the driver's seat, as per usual, it's the Academy Award-winning actress-singer at the wheel.
Target last month raised the stakes for the all-important holiday shopping rush, offering USA customers free two-day shipping. The company expects sales for the fourth quarter to be between $66.5 billion and $72.5 billion.
Amazon isn't the only merchant slashing shipping fees.
The National Retail Foundation forecasts holiday retail sales will climb by up to 4.8% compared to a year ago.
Prime members in the United States will also benefit from over 3 million items that will be available for same-day delivery.
Mobile shoppers, can also find where their parcels are in seconds in the Amazon App, use camera search to quickly find the items they want by pointing at an item or barcode, and never miss a deal by setting "Watch-a-Deal" alerts.