Ranges of security envelopes and bags
Our polyethylene security envelopes and bags are made of co-extruded PE, 60 to 100 µm, closed with a permanent adhesive. The rest is chosen according to your use. Tyvek envelopes: on request.

- Banks, bailiffs, lawyers
Numbered security envelope
Tear-off stub, double numbering and double barcode, adhesive flap with tamper detection.
- Coins, cash, valuables
Cash transport bag
Opaque or transparent PE bag, reinforced 100 mm handle, double welds, numbered.
- Online shops, distance selling
Tamper-evident e-commerce mailer
Co-extruded PE white/black 60, 80 or 100 µm, permanent adhesive: it can only be opened by tearing it.
- On request
Tyvek envelopes
Their main advantage: they will not tear. Specifications and prices provided on request, by e-mail.
Common options
| Material | Co-extruded polyethylene, recyclable |
|---|---|
| Thickness | 60, 80 or 100 µm (guide: 60 µm ≈ 3 kg, 80 µm ≈ 5 kg of contents, for information only) |
| Appearance | Transparent, opaque, white outside / black inside, or printed |
| Closure | High-protection permanent adhesive flap, with tamper detection |
| Traceability | Double numbering and double barcode (body + stub), tear-off stub of 25 to 50 mm |
| Anti-fraud | Micro-text printed or hot-embossed on the edges |
| Volume | Gussets of 10 to 50 mm possible |
| Reinforcements | Reinforced or double welds; reinforced 100 mm handle for cash bags |
| Price | On quotation, depending on size, options and quantity |
Need cushioning too?
Plastic bubble envelope lined with 10/4 bubble film, same tamper-evident closure: suited to fragile items shipped by mail order. Also made to measure, price on quotation.
To wedge or wrap larger items: bubble wrap and large-format bubble envelopes and pouches on film-a-bulles.com.
Request a quote for bubble envelopesA size, a quantity, a use?
Send them to us: we reply with a price and a print proof.