Natrapel 8 Hour Insect Repellent 6oz Spray (2 Pack) Review March 2, 2018 No Comments 2 Pieces – 6 Ounce (177ml) Provides Up To 8 Hours Of Effective Protection Specially Formulated With 20% Picaridin More Provides Up To 8 Hours Of Effective Protection Specially Formulated With 20% Picaridin Tags: Camping & Hiking, Natrapel, Outdoor Recreation, Personal Care, Sports & Outdoors