Envelop your skin in uv protection that is even more effective in water with the shiseido wetforce expert sun aging protection lotion spf50 wetforce has a water resistant formula that wont decrease or come off when in contact with water or perspiration your skin will receive a veil of sun protection that will not dissolve allowing you to stay protected in the water the powerful sun protectant also contains skincare ingredients that prevents dryness oxidation and damage to cells and dna