## Common ground
All options are watering cans made from different materials.
## Options at a glance
**3924.90 – Plastic**
- **Defining trait:** Made from synthetic polymer, typically lightweight and flexible.
- **Typical examples:** Garden plastic can with spout and handle.
- **Best fit when:** The product is lightweight, often translucent or colored, and not rust-resistant.
**6911.10 – Porcelain or China**
- **Defining trait:** Made from fired clay, usually decorative and fragile.
- **Typical examples:** Ornamental garden can with glazed finish.
- **Best fit when:** The can is ceramic, non-metallic, and used more for display than heavy use.
**7323.9X – Iron or Steel**
- **Defining trait:** Made from ferrous metal, often durable but prone to rust.
- **Typical examples:** Heavy-duty iron watering can with riveted handle.
- **Best fit when:** The product is metallic, heavy, and has a solid construction.
**7615.10 – Aluminium**
- **Defining trait:** Made from lightweight, corrosion-resistant metal.
- **Typical examples:** Thin-walled aluminum can with smooth finish.
- **Best fit when:** The can is light, shiny, and resists rust without coating.
**7907.00 – Zinc**
- **Defining trait:** Made from zinc alloy, often used for plating or decorative items.
- **Typical examples:** Small, ornamental zinc can with patina finish.
- **Best fit when:** The product is small, has a dull gray color, and feels heavier than aluminum.
## Key differences
| Feature | Plastic | Porcelain | Iron/Steel | Aluminium | Zinc |
|------------------|-------------|-------------|-------------|-------------|-------------|
| Weight | Light | Heavy | Very heavy | Light | Medium |
| Corrosion resistance | High | None | Low | High | Moderate |
| Common use | Everyday | Decorative | Durable | Lightweight | Ornamental |
## How to choose
- Is it made of plastic or synthetic material? → 3924.90
- Is it ceramic, glazed, and fragile? → 6911.10
- Is it heavy, metallic, and likely to rust? → 7323.9X
- Is it shiny, light, and rust-resistant? → 7615.10
- Is it gray, dull, and used for decoration? → 7907.00
## Overlaps & pitfalls
A can made of coated steel might fit both 7323.9X and 7615.10 if the coating is removed. Zinc cans may resemble aluminum but are heavier and duller. If unsure, prioritize the **main material**—not surface finish or use