The SIMBA Peel-n-Seal White Envelopes provide convenience and security. With 80 GSM paper and dimensions of 4.5" x 9" (110 x 225 mm), this pack includes 500 envelopes. The peel-n-seal closure ensures easy sealing without moisture, making them ideal for bulk mailing needs. Perfect for sending letters, invoices, or business correspondence efficiently and securely.