VEVOR Literature Organizer, 27 Compartments Office Mailbox with Removable Shelves, Wood Mailbox Sorter Particle Board Office Home Classroom Storage, File Sorter for File, Document, Paper, Black-Grey27-Compartment Literature OrganizerSturdy ConstructionHigh Capacity StorageFlexible OrganizationVersatile UsesProtective BafflesNumber of Compartments: 3 Columns x 9 Rows = 27 Compartments,Shelf Spacing: 2.1 in / 53 mm,Main Materials: Veneered Chipboard, MDF,Load Capacity: 4.4 lbs / 2 kg per Shelf,Support Board Thickness: 0.6 in / 15 mm,Back Panel Thickness: 0.1 in / 3 mm,Color: Black-Grey,Item Model Number: HZFC008-GY,Shelf Thickness: 0.2 in / 5 mm,Product Dimensions: 31.5 x 11.7 x 21.7 in / 800 x 297 x 550 mm,Net Weight: 38.6 lbs / 17.5 kg