NatrapelA(R) 12-Hour Insect Repellent has a DEET-free insect formula that really works! It provides 12+ hours of protection from biting insects and ticks. This protection is comes from its CDC-recommended 20% Picaridin formula. Unlike ineffective DEET alternatives, Picaridin is the only formula that consistently shows equal or better performance than DEET in independent, clinical tests. Even better, NatrapelA(R) 8-hour is completely safe on gear and will not melt jackets, fishing line, and other synthetic materials. 1oz. size is great for packs, purses, or pockets.Long lasting, DEET-free insect protection.CDC-recommended formula?contains 20% Picaridin, the recommended concentration to guard against diseases transmitted by insects.Portable protection - 1oz bottle fits anywhere.Safe on your gear - the DEET-Free formula won't melt jackets, fishing line, and other plastics.12-plus hour formula lasts all day!1 fl. oz. pump spray bottle.