- Envelopes C5
- Material: kraft paper 180 g/m²
- Color: Brown
- Surface: smooth, unprinted
- Closure: string and button (Japanese closure)
- Filling height: up to 25 mm
The string and button closure this envelope distinguishes it from ordinary business envelopes that everyone knows from the office.
The closure thread is crossed down to the hollow rivets and seals the envelope safe and reliable. He can be shipped with any other mail.
An advantage of this envelopes is the ability to open the envelope containing the string and button closure any time, without damaging the envelope and its closure. As safe and reliable it can also be resealed.
The production of the closure is more effort than in the usual envelopes in DL. However you get for an exclusive envelope.