Before exposure to the sun, apply generously to the face and/or body (e.g. 2 fingers¹ on the arm).
Reapply frequently to maintain protection, especially after perspiring, swimming or toweling off. "Don't stay in the sun too long, even if you're using a sun protection product solaire Do not expose babies and young children to direct sunlight. Overexposure to the sun is a serious threat to health. Don't expose yourself to the sun during the hottest hours, i.e. from 11 a.m. to 4 p.m. Use protective clothing (wide-brimmed hat, sunglasses, T-shirt, etc.).
¹ By reducing this quantity, you significantly reduce the level of protection