Glued – Four-Cornered Base – Locking Flaps with Fold-Over Ends Expansion D20.21.02.00 Glued – Four-Cornered Base – Locking Flaps with Fold-Over Ends Expansion D20.21.02.00 Production Team2021-05-18T22:00:18+08:00 ECMA D20.21.02.00 Glued - Four-Cornered Base - Locking Flaps with Fold-Over Ends Expansion