Storage Recommendations
Ambient UK storage conditions RH 45-55% at 21-25C.
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Tyvek® envelopes: a range of commercial white envelopes from DuPont™ made from polyethylene fibres, a light and yet strong, durable material which is virtually indestructible.
These envelopes are incredibly tough: tear, burst and water resistant - perfect for sending heavy documents or items with awkward shapes, great for keeping important documents.
With these DuPont™ Tyvek® commercial envelopes your valuable contents will be delivered safely.
Tyvek® envelopes, all with peal and seal closure (also known as superseal), are available in an assortment of sizes, including with expandable seams (gusset type).
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