Children and adolescents who get a single, blistering sunburn are twice as likely to develop skin cancer later in life. And, research suggests that up to 80% of sun exposure occurs by the age of 18. PRESUN has developed a complete line of sunscreens and a sunblock that are ideal for kids' tender skin. Ultra Sunscreen Gel SPF 30 Ultra Sunscreen Cream SPF 30 Sensitive Sunblock SPF 28