1 Packages can be up to 165 inches (419 cm) in length and girth combined. 2  Packages can be up to 108 inches (270 cm) in length.  Packages with a large size-to-weight ratio require special pricing and dimensional weight calculations.
Quick Answer. Latex, or water-based paint, may take up to 30 days to fully cure. Fresh latex paint should be allowed to cure for at least 14 days before wiping or washing to prevent damage to the paint finish. Continue Reading.
Once you've come up with a design, you simply paint it on the back of the plate using the reverse glass painting technique explained in the booklet, and then allow the paint to cure for six days (or for 30 minutes in the oven) to make it permanent.