GoSecure Size A000 Surf Paper Mailer 110mmx165mm White (200 Pack)

Amazon

Surf all paper mailers Made of paper inside and out Corrugated paper lining 100% recyclable Same level of protection as bubble-lined mailers Tear resistant Size: A000 (110 mm x 165 mm) Colour: White Pack of 200

Euroffice

Offering even more protection than traditional bubble-lined envelopes, these Envelopes are made of paper inside and out. These Envelopes feature a honeycomb paper layer between kraft paper layers.