Premium Corrugated Boxes from Colad are the highest quality custom printed boxes available. Brilliant graphics and your choice of outside coating. Made from 200# test corrugated, these custom boxes are perfect for promotional packaging, mailings & marketing. 3.3125" x 3.75" x 1.75" Corrugated Boxes feature full-color printing & many custom order options. The more you buy, the more you save!