ELCO Documento B4 Beige Windowless Envelope – FSC-Certified Paper for Professional Document Sending
The ELCO Documento B3 envelope in beige is a windowless, side-folded mailer designed for everyday office correspondence. Made from FSC-certified paper, it combines reliable quality with environmentally responsible sourcing.
200-count pack provides ample supply for regular business mailings
FSC-certified paper supports sustainable forestry practices
Side-fold design with 20 mm flap ensures secure closure
Beige colour offers a professional, neutral appearance for formal correspondence
B3 format accommodates standard A4 documents without folding
ELCO is a Swiss stationery and office supplies manufacturer known for producing paper products, envelopes, and packaging materials. The brand focuses on practical, no-frills office consumables, with its Documento line offering standardised envelopes in common formats and colours. ELCO products are widely available through Swiss office supply retailers and are recognised for consistent quality at accessible price points.
It is designed for sending documents, letters, invoices, and official correspondence in B4 format. The windowless design keeps the contents private, and the side-fold closure provides a secure seal.
Yes. The B4 format is slightly larger than A4, allowing A4 documents to be inserted without folding. The 200-pack quantity is suitable for regular office mailings.
The envelope is made from FSC-certified paper, which means it is sourced from responsibly managed forests that meet strict environmental and social standards.
The side-fold design includes a 20 mm flap that folds over the opening. Seal it with a standard adhesive strip, envelope sealer, or by moistening the glue strip if present.
The 24-month manufacturer warranty covers defects in material and workmanship under normal use. It ensures the product is free from manufacturing faults for an extended period.
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