I have been trading for the past 18+ years specialising in selling glassine envelopes manufactured exclusively in the UK. They are superb quality products
Bespoke sizes can be made up to a maximum of 127 x 195 but minimum orders of 40,000
I also have Peel and Seal glassines in 4 sizes - also made in the UK by the same manufacturer.
The Lindner Glassines are made in Germany
VAT No: 348 3927 65