Envelopes
Blake Purely Packaging 254 x 178 x 25 mm 120 gsm Gusset Pocket Peel & Seal Envelopes (7000) White - Pack of 125
Secure Peel and Seal Closure for ease of use, added security and extra shelf life Made from high quality paper Ideal for catalogues, books, brochures and more 7000 Colour: white Package Dimensions: 29.2 L x 14.6 H x 19.8 W (centimeters)
https://www.bizrate.co.uk/envelopes/blake-purely-packaging-254-x-oid22635707545.html
