Goods/Services Economy Air（SAL） This shipping method is currently unavailable. Features of Economy Air (SAL) This is a service where international mail is handled as surface mail in … SAL stands for Surface Air Lifted which is transported by air. It transports items by air at lower priority than air mail. The service is faster than surface mail while the cost is lower than airmail. There are three shipping types: Airmail, Surface mail and Economy Air (SAL). A discount that offers a 10% to 20% available depending on the number of articles posted.
