| helmet → MadeOf → plastic | 0.56 | |
| helmet → MadeOf → carbon fiber | 0.54 | |
| helmet → MadeOf → quality brass metal | 0.53 | |
| helmet → MadeOf → steel | 0.52 | |
| helmet → MadeOf → iron | 0.50 | |
| helmet → MadeOf → resin | 0.50 | |
| helmet → MadeOf → leather | 0.50 | |
| helmet → MadeOf → gold | 0.49 | |
| helmet → MadeOf → fiberglas | 0.49 | |
| helmet → MadeOf → polycarbonate | 0.48 | |
| helmet → MadeOf → material | 0.46 | |
| helmet → MadeOf → metal | 0.44 | |
| helmet → MadeOf → bronze | 0.43 | |
| helmet → MadeOf → quality metals | 0.39 | |
| helmet → MadeOf → 18 gauge steel | 0.37 | |
| helmet → MadeOf → black plastic | 0.36 | |
| helmet → MadeOf → copper | 0.33 | |
| helmet → MadeOf → wood | 0.33 | |
| helmet → MadeOf → polystyrene | 0.32 | |
| helmet → MadeOf → 100% waterproof recycled paper | 0.31 | |
| helmet → MadeOf → abs plastic | 0.31 | |
| helmet → MadeOf → kevlar | 0.29 | |
| helmet → MadeOf → bottle caps | 0.27 | |
| helmet → MadeOf → floor mat foam | 0.27 | |
| helmet → MadeOf → lightweight, but durable materi… | 0.27 | |
| helmet → MadeOf → 2 mm thick steel | 0.25 | |
| helmet → MadeOf → composite | 0.25 | |
| helmet → MadeOf → cork | 0.25 | |
| helmet → MadeOf → thermoplastics polymer stuff | 0.19 | |
| helmet → MadeOf → the absolute most attention | 0.16 |