Using self-adhesive document enclosed wallets ensures your invoices and delivery documents arrive safely attached to your parcel. Quick and easy to use, our water resistant document wallets enable you to clearly display address and delivery information. Document enclosed envelopes are widely used in busy dispatch departments and mail order operations, and are suitable for use with both cardboard packages and polythene mailing bags. We stock a full range of both plain and pre-printed packing envelopes in a range of sizes including the popular A4 and A5 document enclosed wallets.