## Common ground
All options describe serviette rings made from different materials or with specific embellishments.
## Options at a glance
**3924.10 – Plastic**
- **Defining trait:** Made primarily from synthetic plastic resin.
- **Typical examples:** Disposable or reusable plastic rings with simple shapes.
- **Best fit when:** The ring is lightweight, mass-produced, and not metallic or ceramic.
**4419 – Wood**
- **Defining trait:** Crafted from natural wood (e.g., bamboo, hardwood).
- **Typical examples:** Hand-carved wooden rings, rustic or eco-friendly designs.
- **Best fit when:** The material feels organic, has grain visible, and is not painted or coated with metal.
**6911.10 – Porcelain/China**
- **Defining trait:** Made from fired clay with a glossy, non-porous finish.
- **Typical examples:** Fine dinnerware-style rings, often decorative or vintage.
- **Best fit when:** The ring is hard, white or colored, and resembles tableware.
**6912.00 – Ceramic**
- **Defining trait:** Made from fired clay but typically less refined than porcelain.
- **Typical examples:** Handmade or artisanal rings with matte finish or textured surface.
- **Best fit when:** The ring feels heavier, has a rougher texture, or is not glossy.
**7013.10,7013.4X – Glass**
- **Defining trait:** Made from transparent or colored glass.
- **Typical examples:** Clear, tinted, or blown-glass rings with smooth edges.
- **Best fit when:** The ring is see-through and has a reflective surface.
**7114 – Jewellery/precious metal**
- **Defining trait:** Contains gemstones, gold, silver, or metal clad with precious metal.
- **Typical examples:** Gold-plated rings with embedded crystals or engraved designs.
- **Best fit when:** The ring is ornamental, valuable, or has visible jewelry elements.
**7323.9X – Iron/Steel**
- **Defining trait:** Made from ferrous metal, often rust-resistant or polished.
- **Typical examples:** Industrial-style, blackened steel rings, or vintage iron designs.
- **Best fit when:** The ring is metallic, heavy, and shows signs of iron or steel construction.
**7615.10 – Aluminium**
- **Defining trait:** Made from lightweight, non-rusting aluminum alloy.
- **Typical examples:** Modern, sleek rings used in contemporary settings.
- **Best fit when:** The ring is light, shiny, and not magnetic or heavy like steel.
**7907.00 – Zinc**
- **Defining trait:** Made from zinc, often used for plating or casting.
- **Typical examples:** Budget-friendly rings with a dull or matte finish.
- **Best fit when:** The ring is silver-colored, lightweight, and not shiny like aluminum.
## Key differences
| Material | Texture/Weight | Finish | Common Use Case |
|----------------|----------------|----------------|------------------------|
| Plastic | Light | Smooth, glossy | Disposable, casual |
| Wood | Natural, medium| Grain visible | Rustic, eco-friendly |
| Porcelain | Hard, heavy | Glossy | Fine dining |
| Ceramic | Heavy, rough | Matte/texture | Artisanal |
| Glass | Hard, light | Transparent | Decorative |
| Jewellery | Varies | Sparkling | Luxury, gift |
| Iron/Steel | Heavy, solid | Dull/metallic | Industrial, vintage |
| Aluminium | Light, shiny | Polished | Modern, minimalist |
| Zinc | Medium, dull | Matte | Budget, plated |
## How to choose
- Is it made of plastic? → 3924.10
- Is it wood with visible grain? → 4419
- Is it glossy and white or colored like tableware? → 6911.10
- Is it matte, textured, or handmade? → 6912.00
- Is it transparent or see-through? → 7013.10,7013.4X
- Does it have gemstones or gold/silver plating? → 7114
- Is it heavy, metallic, and not shiny like aluminum? → 7323.9X
- Is it light, silver-colored, and polished? → 7615.10
- Is it dull, matte, and silver-gray? → 7907.00
## Overlaps & pitfalls
- A glass ring may look like porcelain; check transparency.
- Aluminum and zinc can both be silvery—check weight and finish.
- A steel ring with gold plating fits both 7323.9X and 7114. Choose based on **main material** (steel) vs. **decorative feature** (gold). If unsure, prioritize the primary material unless jewelry is the defining trait