These red string & washer envelopes are DL size 220 x110mm, so fits 1/3 folded A4 paper. Made from high quality 180gsm paper. The string and washer fasten is not only quite cool and retro, it also means you can re-use / re-seal the envelope, making them good for the planet too!
The string & washer envelope has practical uses, such as internal business. It makes a unique impression for marketing and advertising packs, and is also a cute option for occasions such as wedding favours.