envelopery

Diagonal Lock Envelope

Fold. Tuck. Done.

Diagonal folds that interlock without glue. Choose your size, then download a template or choose your paper.

Unfolded template275 × 135 mm
Diagonal Lock Envelope — provisional dieline Millimetres. Solid outline: cut; dashed red: crease; dotted green: finished panel; gold: glue. Requires physical validation before production.
Colorplan Imperial Blue — open and closed Assembled with closure open, then closed, at the same scale. Digital paper preview; physical colour and manufacture require sample validation.

Download your template