| Answer | Crossword Clue |
|---|---|
| MYLAR | Helium-balloon material |
| MYLAR | Helium balloon material |
| LIGHTERTHANAIR | Like a helium balloon |
| MYLAR | Reflective material for helium balloons |
| MYLAR | Balloon material |
| LATEX | Balloon material |
| NYLON | Balloon material |
| LEAD | Balloon material? |
| MYLAR | Shiny balloon material |
| MYLAR | Birthday-balloon material |
| MYLAR | Long-lasting balloon material |
| NYLON | Hot-air balloon material |
| TAFFETA | Early hot-air balloon material |
