Unscented (product contains fragrance to mask DEET smell). Sheermist technology. With aloe vera. Repels mosquitoes that may carry zika, dengue or West Nile virus. Off! Family Care Insect Repellent IV is specially formulated with a lower level of active repellent ingredient and aloe vera to feel and smell better on your skin. Repels mosquitoes, biting flies, ticks, gnats, no-see-ums, chiggers up to 2 hours from treated skin and clothing.