New Guardian Heavy Duty Window Envelopes. Extra strong manilla. Press and seal envelopes ideal for sending out brochures and reports etc. Weight – 130gsm. C4 324mmx229mm.
These New Guardian envelopes provide superior protection and strength with durable, heavyweight 130gsm paper. Suitable for unfolded A4 documents, the C4 envelopes feature a simple self-seal closure and convenient address window measuring 40 x 100mm. This pack contains 250 manilla envelopes.
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