Save More: These 40 packs 12x4x4 inches box mailers will be slightly thinner than usual cardboard boxes, but at the same time, they are harder and lighter for business shipping saving Easy to Assemble: 40 pack 12 x 4 x 4 inch mailing boxes are shipped flattened for easy storage, and they are easy to fold 100% Recycled Box: These box mailers 12x4x4 are made of corrugated cartons which are recyclable and eco-friendly Size: 12x4x4 cardboard boxes are sized to pack and store small articles. It will also work great for small items. Wide Usage: This cube carton box cut properly and can hold a lot of things, such as coffee mugs, bowls, craft items etc. Painted and decorated as your needs 100 percent recycled kraft corrugated small mailer boxes, and one-piece design is easy to fold and recover in seconds