Different patterns for various envelopes, cd covers, etc. You need to scroll down pretty far. This one is incorrect however. The triangles on the sides should be flipped where the point meets in the middle.
personalizar um envelope pra escrever uma cartinha e entregar o pedido de ser padrinho <3 How to make your own colorful custom envelope liners! Step by step tutorial with photos! // photos by Mikkel Paige Photography