| Regulatory reference: | ISO 24444:2019. |
| Claim: | Sand resistant |
| Application field: | Finished products. |
| Description of the test: | In vivo test on 10 subjects. Comparison between SPF of sun product and the reduction on protection cause of double sand static contact of 20 minutes in this sequence: contact, techanical cleaning, contact and final mechanical cleaning before the exposure to the solar multiport simulator. If the reduction of protection is mayor than 50% the product isn’t “sand resistant”. |