Back panel in cork board, for attaching posters with drawing pins. Secured swinging door, with plexiglass, thickness 4 mm. Frame of door in anodized aluminium. Total thickness 3,7 cm (useful 2,25 cm). Dimensions: H 93 x W 67 cm, for 9 sheets. Lock (2 keys) and screws are included. For opening at the left or right.