General description Q-Connect Window Envelopes (BX-250) are high-quality self-seal envelopes designed for convenience and efficiency. Made from 90gsm paper, these envelopes feature a windowed front format, making them ideal for sending documents without the need for additional labels. Technical specifications Material: 90gsm paper Colour: White Envelope Seal: Self Seal Front Format: Windowed International Size: C4 MFR Part No.: PREM2892 Pack Quantity: 250 Size: 229mm x 324mm Type: Pocket Style Other information