Use these beautifully made project bags to keep your projects safe. secure and organized. Handmade in the USA by a small business company. Outside measurement is 14"x14"; inside storage area is 13"x13". You can easily fit a 12"x12" paper pack in here! The see through vinyl is a nice thick 18 gauge vinyl and the seams are double stitched all around for strength. There is interfacing in between the fabric layers for stability too. Photos show different versions available.