Does anyone know what this is for? It seems like a waste to me.

most frequently used storage areas in the entire kitchen.

They help:

Reduce countertop clutter
Keep everyday items within reach
Free up larger cabinets for bulkier cookware
Make better use of awkward spaces

In smaller kitchens, every inch matters, making these pull-out drawers especially valuable.
10 Brilliant Ways to Use a Narrow Pull-Out Drawer

  1. Store Cutting Boards and Baking Trays

The vertical design is perfect for:

Cutting boards
Baking sheets
Serving platters
Cooling racks

No more awkward stacking or digging through cabinets.
2. Create a Dishwasher Supply Station

If your drawer