- Pack of 50 white C5 envelopes, perfect for business and personal correspondence. - 90g/m² paper, offers durability and a professional appearance for every mailing. - Easy-to-use self-adhesive closure, ensures security and convenience. - PEFC certification, sustainable and environmentally friendly product. - C5 size (229 x 162 mm), ideal for A4 documents folded in half. - Recommended for letters, brochures, invoices, and important documents. - Store in optimal conditions: dry place, temperature of 20-25°C, and relative humidity of 40-50%.