New Guardian Board back Window Envelopes. Peel and Seal envelopes with Please Do Not Bend printed on the front. Weight – 130gsm. Size C4 – 324mmx229mm.
These sturdy, durable New Guardian board back envelopes feature heavyweight 130gsm paper and are printed with ‘Please do not bend’ for mailing certificates, photos, artwork and more. Suitable for A4 documents, the C4 manilla envelopes also feature a strong Power-Tac peel and seal closure and convenient address window measuring 40 x 100mm. This pack contains 125 manilla envelopes.