Blake Purely Everyday 352 x 229 mm 100 gsm Pocket Peel and Seal Envelopes (11786PS) White Pack of 250

Amazon

Peel and Seal High quality weight paper Suitable for brochures, catalogues etc. High quality 100 gsm paper Perfect for business correspondance, letters, brochures and more Secure Peel and Seal Closure for ease of use, added security and extra shelf life

Zoro Tools

An extensive range of peel and seal envelopes that is a league above standard latex self seals. Its obvious advantage being the extended shelf life that comes with peel and seal and is becoming more and more popular due to this key feature.