## Common ground
All options are types of drinking glasses defined by their material composition.
## Options at a glance
**3924.10 – Plastic**
- **Defining trait:** Made from synthetic polymer materials, often lightweight and shatter-resistant.
- **Typical examples:** Disposable water cups, reusable sport bottles, children’s sippy cups.
- **Best fit when:** Durability, low weight, or disposability is key (e.g., outdoor events, kids’ use).
**4419 – Wood**
- **Defining trait:** Crafted from natural wood, often hand-carved or turned; not typically used for liquid containment.
- **Typical examples:** Wooden drinking vessels like hollowed-out tree cups or carved mugs.
- **Best fit when:** Aesthetic, rustic design is prioritized over function (e.g., decorative or artisanal use).
**4823.6X – Paper/Paperboard**
- **Defining trait:** Made from paper-based materials, usually single-use and water-resistant coated.
- **Typical examples:** Disposable coffee cups, paper drinking cups for events.
- **Best fit when:** Temporary or single-use application (e.g., cafes, parties).
**6911.10 – Porcelain/China**
- **Defining trait:** Fired ceramic with a smooth, glossy finish; often used for fine tableware.
- **Typical examples:** Tea sets, formal dinner glasses, decorative drinking vessels.
- **Best fit when:** High-end or decorative use, where appearance and elegance matter.
**6912.00 – Ceramic**
- **Defining trait:** Unglazed or glazed fired clay; more utilitarian than porcelain.
- **Typical examples:** Coffee mugs, rustic drinking bowls, kitchenware.
- **Best fit when:** Everyday use with a handmade or earthy look.
**7013.10,7013.49 – Glass**
- **Defining trait:** Transparent, non-porous, and chemically inert; ideal for clear liquids.
- **Typical examples:** Water glasses, wine glasses, beer mugs.
- **Best fit when:** Clarity, purity of taste, or reusable use is essential.
**7323.9X – Iron/Steel**
- **Defining trait:** Made from metal; often used for insulated or durable containers.
- **Typical examples:** Thermoses, steel water bottles, camping mugs.
- **Best fit when:** Insulation, strength, or outdoor use is required (e.g., hiking, work).
## Key differences
| Material | Transparency | Durability | Reusability | Common Use Case |
|--------------|--------------|------------|-------------|------------------------|
| Plastic | Varies | Medium | High | Disposable or daily |
| Wood | Opaque | Low | Medium | Decorative |
| Paper | Opaque | Very low | Single-use | Events, cafes |
| Porcelain | Transparent | Low | High | Formal dining |
| Ceramic | Opaque | Medium | High | Everyday use |
| Glass | Transparent | Medium | High | Clear liquids, reuse |
| Iron/Steel | Opaque | High | Very high | Insulated, outdoor |
## How to choose
- Is it transparent and used for clear drinks? → 7013.10,7013.49
- Is it made of metal and designed for insulation or durability? → 7323.9X
- Is it disposable or single-use? → 4823.6X
- Is it lightweight and shatterproof? → 3924.10
- Does it have a rustic, natural look? → 4419
- Is it glossy, smooth, and used for formal settings? → 6911.10
- Is it earthy, unglazed, or handmade? → 6912.00
## Overlaps & pitfalls
- Glass and porcelain can both be transparent and reusable; prioritize **material type** (glass vs. ceramic) over appearance.
- Plastic and paper may both be disposable—choose based on **durability and liquid resistance**.
- Ceramic and porcelain are both fired clay; use **porcelain** for fine, glossy tableware; **ceramic** for utilitarian or rustic items.
- No option is vague—each clearly defines a material category