ShopRunner is offering free two-day shipping and returns when customers check out their purchases with Apple Pay on the iPhone, iPad or Mac. 

The free shipping will be available with several top retail brands, including Tommy HIlfiger, Calvin Klein, Chico's, White House Black Market and Soma.

Additional brands, including Cole Haan and Alice + Olivia will be added in December. 

"Customers expect a seamless online shopping experience, from identity to shipping to payment together," Sam Yagan, CEO of ShopRunner, said in a company release. "With this partnership, we will help our retailers integrate Apple Pay and offer two-day free shipping so they can exceed the demands of their customers and drive innovation in their businesses."

As part of the promotion, customers will also be able to sign up for a free ShopRunner membership using Sign In with Apple, a fast and secure way to sign into apps using the Apple ID. 

Cover image: Shoprunner.