No products in the cart.
First class mail in the list of shipping options, in admin I’ve it, selected: but in front-end, it’s missing.
Any ideas why?
First class mail can be used to ship items weighing up to 13 ounces.
In case, if the weight in the cart is more than 13 ounce, the first class mail will not appear.
Availability of a service depends on the following metrics:
*Product Dimensions and Weight.
You can check on the USPS calculator as well, whether the First class mail is returned for the details provided by you.
To explore more details about the plugins, go check out ELEX EasyPost Shipping Method Plugin for WooCommerce.
You can also check out other WooCommerce and WordPress plugins in ELEX.