The standard shipping courier for pens and jars is USPS, you are also given the option to go with FedEx Ground (only applicable for orders in the U.S) which in some cases may arrive sooner but please keep in mind FedEx Ground is not expedited shipping.
Aerosol and professional sized paint must be shipped FedEx Ground because they are flammable and are not allowed on airplanes.
National shipping fees: International shipping fees
USPS: Starting at $4.06 USPS: Starting at $6.50
FedEx: Starting at $10.28