Suncreen & Insect Repellent: Sunscreen & Insect Repellent: This cool combination of sunscreen and all natural, poison-free insect repellent has an spf of 10. Contains no DEET and is safe for children. It is most effective if you apply the lotion some hours before sun exposure. Somewhat water-resistant, but not waterproof. 4 oz tube: $16.50