Related Clues:
- Closet item, so to speak
- Type of key
- Crux of the matter
- Most essential part
- Helmet type
- Helmet material in the tropics
- Helmet type for a safari leader
- Type of key or crew
- Popular Halloween costume
- Anatomy class display
- Tropical helmet material, perhaps
- One hanging around med school?
- Natural history museum exhibit
- __ helmet: safari wear
- Safari helmet material, perhaps