Herlitz 10901049 Versandtasche B4 with Papprückwand, white, 10 pieces wrapped with sticker flaps (Office supplies & stationery)
This mailer is indeed functional, but to me it would have been better pleased with viewing window. Otherwise, very well made and the adhesive tape is provided with an extra adhesive flap, so that even after peeling off this and not already hangs slig