Whirlpool washer and dryer can order refills with Amazon Dash
 

If you hate having to swing by the store to get washing detergent and dryer sheets, Whirlpool has you covered. The appliance maker's Smart Top Load Washer and Dryer can now use the Amazon Dash Replenishment Service to automatically re-order supplies....

https://www.engadget.com/2016/07/20/...-dash-refills/