Hanging shelf with slots

A simple hanging shelf to hang light-weight things on the wall. Requires two Command hooks to hang itself on the wall. (any random working hooks could work as long as they are roughly 20cm apart horizontally. Adhesive or screw-in is fine). Key features: Can chain onto each other using the connection pieceLiterally drop-in installment once you have the hooks set upSlots to stand up your shiny cards (~2.5mm thick with rotation stopping ribs)Key cautions: Designed for small weights like cards for display only, as you can probably tell from the thin arms. May not work on larger weights