MODEL RELEASED. Friction test for shoes. The tester is walking down a smooth slope wearing a pair of new shoes. The inclination of the ramp can be adjusted until the shoes can no longer grip the surface. This gives an indication of the grip of the soles of the shoes | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / CROWN COPYRIGHT |
Bildgröße: | 2419 px × 3638 px |
Modell-Rechte: | vorhanden |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |