Ideal for mailing bulky items such as catalogues, reports, brochures and more, these Q-Connect envelopes feature an expanding 25mm gusset and durable, heavyweight 120gsm paper. The manilla pocket envelopes also feature a simple, strong peel and seal closure. Suitable for A4 documents, this pack contains 100 C4 manilla envelopes measuring 324 x 229 x 25mm.