Chickenwire Boxes :: TUTORIAL :: DIY WIRE BASKETS ::Just hardware cloth (comes in rolls, either or openings, very sturdy & rigid w/ a patina as it's usually zinc coated. Easy- just chickenwire & pliers.
I would recommend doing it outside as it stinks and the rust from the steel wool will stain concrete so do it in a shop or over the road. DIY Vintage Wood Stain look. (How to age new wood). Good for all things wood!