43.5cm x 60cm (17" x 23.5") A2. 47cm x 66cm (18.5" x 26") C2. The seal strip design enables flexible size adjustment, presenting a professional appearance while safeguarding against moisture, dust, and mold. The bag is fully transparent, making it easy to see the contents inside. It is a great choice for anyone who wants to keep their items safe and secure during storage or transportation.