public CreateReturnShippingLabelRequest withShippingOption(ShippingOption shippingOption) {
        this.shippingOption = shippingOption.toString();
        return this;
    }
<p>
The shipping speed for a particular job. This speed doesn't dictate how soon the device is returned to Amazon Web
Services. This speed represents how quickly it moves to its destination while in transit. Regional shipping
speeds are as follows:
</p>

@param shippingOption
       The shipping speed for a particular job. This speed doesn't dictate how soon the device is returned to
       Amazon Web Services. This speed represents how quickly it moves to its destination while in transit.
       Regional shipping speeds are as follows:
@return Returns a reference to this object so that method calls can be chained together.
@see ShippingOption
aws-java-sdk-snowball/src/main/java/com/amazonaws/services/snowball/model/CreateReturnShippingLabelRequest.java