| foam → HasA → low density | 0.51 | |
| foam → HasA → harmful chemicals | 0.49 | |
| foam → HasA → thickness | 0.48 | |
| foam → HasA → open cell structure | 0.46 | |
| foam → HasA → density | 0.45 | |
| foam → HasA → pfos | 0.41 | |
| foam → HasA → heavy metals | 0.37 | |
| foam → HasA → formaldehyde | 0.36 | |
| foam → HasA → texture | 0.34 | |
| foam → HasA → size | 0.32 | |
| foam → HasA → similar properties | 0.31 | |
| foam → HasA → phthalate | 0.29 | |
| foam → HasA → a density of 50 lb./ft | 0.27 | |
| foam → HasA → perfluorinated compounds | 0.27 | |
| foam → HasA → at least 90% | 0.25 | |
| foam → HasA → extractable amines | 0.25 | |
| foam → HasA → isocyanate | 0.25 | |
| foam → HasA → low voc | 0.25 | |
| foam → HasA → memory | 0.25 | |
| foam → HasA → reputation | 0.25 | |
| foam → HasA → rigid, connected structure | 0.25 | |
| foam → HasA → added benefit | 0.16 | |
| foam → HasA → good endurance | 0.16 | |
| foam → HasA → visible signs of wear | 0.16 |