Best Flat Storage Box For Art

30cm Three-Layer Multipurpose Storage Box Organizer Folding Tool Box/Art & Crafts Case/Sewing Supplies Organizer/Medicine Box/Family First Aid Box with 2 Trays (White Pink)

Nicpro Art Portfolio 11x17", Upgraded Large Portfolio Folder for Artwork with 30 Pockets Display 60 Pages, Presentation Book Binder with Protector Sleeves for Kids & Artists Drawing

IRIS USA 6 Pack Clear Scrapbook Paper Storage Boxes, Portable Craft and Art Project Case for 12 x 12 File Paper, Plastic Storage Box Office Documents Holder

MEEDEN 10-Drawer Artist Supply Storage Box - Large Capacity Multi-Function Beech-Wood Pencil Box with Drawer & Compartments for Organizing Pastels, Pencils, Pens, Markers, Brushes & Stamp

Bankers Box SmoothMove Picture/Mirror Box, Large, 48 x 4 x 33 Inches, 4 Pack (7711301)

IRIS USA 8.5" x 11" Thick Plastic Portable Project Storage Case with Snap-Tight Closure Latch, 6-Pack, Caddy Container Box to Organize Paper Magazine Document Craft Hobby Quilting Art Supplies, Clear

Citylife 3 PCS Plastic Storage Bins with Latching Lids Portable Project Case Clear File Box Stackable Storage Containers for Organizing B5 Paper, Document, Scrapbook, 12.6" x 9.06" x 2.87"

Lifewit 2Pack 36 Grids Clear Stackable Plastic Organizer Storage Box Container with Adjustable Dividers for Beads, Art DIY, Crafts, Jewelry, Fishing Tackle with 5 Sheet Label Stickers

Kids Art Frame Front Opening - Displays 10x12.5 - Composite Wood with HD Arcylic Protector - Horizontal and Vertical Formats with Storage Holds 50Pcs Kid Hanging Art Storage Frames for Children Drawing Crafting

Large Clear Organizer Box,12 Grids Organizer Box with Removable Dividers for Jewelry,Bead Storage Organizer Box,Plastic Compartment Container for Tool Tackle Box(8.8 x 7.1 x 2.3 in)