Glass paintings are applied on glass, 2mm - 4mm glass are used depending on the paint size. Different types of frame are used, depend on the designs and buyer choice. Price may vary on that. Glass paint usually hang on wall, it has a reflection to the back side of the painting on the wall...Some lighting help it look more lookrative by its reflection. Dhl, tent or other courier service's courier rate will be excluded. The buyer have pay it along with the paint. Standard weight is 1000g(usually). As it is made by glass, so there is a chance of breaking items. The buyer also have to take risk of the broken items.