Natrapel 8 Hour Insect Repellent has a DEET free insect formula that really works! It provides 8 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, Natrapel 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 formulacontains 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. 8 plus hour formula lasts all day! 1 fl. oz. pump spray bottle.