## Common ground
All options are shoe racks not designed for floor or ground placement—meaning they are intended for wall mounting, countertop use, or similar elevated positions.
## Options at a glance
**3924.90 – Plastic material**
- **Defining trait:** Made primarily from synthetic plastic (e.g., polypropylene, PVC).
- **Typical examples:** Lightweight plastic shoe organizers with hooks or tiers.
- **Best fit when:** The product is lightweight, molded, and not solid wood or metal.
**4420.90 – Wood, marquetry or inlaid wood**
- **Defining trait:** Features decorative wood elements like inlays, veneers, or marquetry.
- **Typical examples:** Luxury shoe racks with intricate wood patterns or carved details.
- **Best fit when:** The product has visible decorative woodwork beyond plain wood.
**4421.9X – Wood**
- **Defining trait:** Made of solid or plain wood without inlays or marquetry.
- **Typical examples:** Simple wooden shelves or stackable racks made from pine or oak.
- **Best fit when:** The product is solid wood with no decorative surface features.
**8302.50 – Base metal**
- **Defining trait:** Constructed primarily from non-precious metals like steel, iron, or aluminum.
- **Typical examples:** Metal wall-mounted shoe racks with metal frames or brackets.
- **Best fit when:** The product is sturdy, metallic, and not plastic or wood-based.
## Key differences
| Option | Material Type | Surface Detail | Structural Material |
|--------|----------------|----------------|----------------------|
| 3924.90 | Plastic | None | Molded plastic |
| 4420.90 | Wood (decorative) | Inlays/marquetry | Solid wood with decoration |
| 4421.9X | Wood (plain) | None | Plain solid wood |
| 8302.50 | Base metal | None | Metal frame or sheet |
## How to choose
- Is it made of plastic? → 3924.90
- Does it have decorative inlays, veneers, or marquetry? → 4420.90
- Is it solid wood with no decoration? → 4421.9X
- Is it made of metal (e.g., steel, aluminum)? → 8302.50
## Overlaps & pitfalls
- A wooden rack with inlays could fit both 4420.90 and 4421.9X; use 4420.90 if decoration is present.
- Plastic may be reinforced with metal parts—prioritize the primary material (plastic vs. metal).
- If unsure, base classification on the dominant material and visible features. No priority rule assumed