Lalo has been the French benchmark for fine correspondence and papers since 1920. With its unparalleled know-how, its products are synonymous with high quality. Chic and qualitative, these envelopes find their place in all circumstances. PEFC certified: this certification guarantees the sustainable management of forests. Made in France. The C6 envelope (11.4×16.2cm) can hold either an A6 sheet (10.5×14.8 cm) or an A4 sheet (21×29.7cm) folded in 4.