Envelope templates in standard sizes - make envelopes out of anything, maps, magazines, etc.
diy packaging // paper envelopes - stellaire
mail a paper bag!
Airmail Serendipity Kit
Cute jar sewing kit
Pages from books become envelopes.
This charming note writing kit includes the following stationery: - 1 flat notecard with white envelope - 4 sheets linen note paper with kraft
She's a Sassy Lady: Making Envelopes Of Any Size
Envelope templates (C6, C7, C8) // String-tie & standard designs | Mini-eco