Cooling Envelopes
Insulated envelopes (also known as insulation envelopes or thermal envelopes) for letterbox parcels and smaller chilled shipments — with adhesive strip for easy sealing, available from stock.
Since 1972
Production in the Netherlands
Shipped before 14:00
From our own stock
KLM, Lufthansa, Emirates
Cargo · air freight
Customisation + advice
Response within 1 day
Directly from stock
9 products available immediately.
For food and pharma
Complies with EU food safety directives.
Order on invoice
Business customers: 30-day terms.
Cooling envelope 25 x 35 cm + adhesive strip
from €0,49
Paper insulated liner with adhesive strip 245 x 381 mm
from €0,65
Cooling envelope 35 x 35 cm + adhesive strip
from €0,56
Cooling envelope 30 x 45 cm + adhesive strip
from €0,63
Paper insulated liner with adhesive strip 295 x 458 mm
from €0,81
Paper insulated liner with adhesive strip 341 x 483 mm
from €0,95
Freezer bag / Cooler bag 45 x 45 cm (each)
from €0,76
Cooling envelope 45 x 45 cm + adhesive strip
from €0,91
Cooling envelope 60 x 60 cm + adhesive strip
from €1,49
Frequently asked questions
Does a cooling envelope fit through the mailbox?
Yes, in most formats, a padded envelope fits through a standard Dutch mailbox, provided it is not too thickly filled. Check the thickness with your carrier beforehand.
How long does the contents stay cool?
With 1–2 ice packs or ice pack sheets, typically 12–24 hours, depending on the outside temperature and the amount of product.
Suitable for pharma?
Yes, for temperature-sensitive pharmaceutical samples between 2–8°C. For a strict temperature range, use PCM packs.
Is the adhesive strip reusable?
No, the adhesive strip is for single use. The envelope itself can be reused after cleaning if undamaged.
Questions or need customisation?
Call our advisors or request a quote. Personal advice within 1 working day, no obligations.
Before 2:00 PM = todayFast delivery from stock
Safely packagedControlled quality
Need advice?+31 (0) 255 234 200
On invoiceFor business customers
Not sure which packaging you need?
Our buying guide or a conversation with our advisors will help you quickly.