OFF! Clip-On Refills, 2 Count Refill (Pack of 5), 10 Total Refills Multi-Pack of 5 includes 10 Refills. Each repellant provides up to 12 hours of head to toe protection Great for backyard, gardening, watching sports, at the beach, camping, at the park. Odorless, No skin application necessary. Active ingredient 31.2% Metofluthrin.