These five panel shelves can be easily added to the compatible Simply Tidy modular panel cube or tower (sold separately). These shelf panels are a simple, effective way to keep your shelving units organized. Add more shelving to your modular storage system to make the most of your studio space. Keep your craft paper, art supplies or paperwork organized on these panel shelves. Click here for assembly instructions. Details: White 15.3" x 15.3" x 0.2" (39cm x 39cm x 5mm) panel size 6.6 lb. (2.9 kg) maximum load limit per panel 12 packs (5 panel shelves per pack, 60 total shelves) Compatible with Simply Tidy modular panel cube and tower (sold separately) MDF and iron Care & Usage: Dust with a clean, dry, soft, lint free cloth Blot spills immediately and wipe dry We do not recommend the use of chemical cleaners, abrasives, or furniture polish on white painted items