RESCUE!® Reusable WHY Trap, Liquid Form, Composition: Heptyl Butyrate, 2-Methyl-1-Butanol, Acetic Acid, Clear, Attracts: Bald-Faced Hornets, European Hornets, Paper Wasps, Red Wasps, Hang Mounting, Outdoor, Additional Information: 4.9 in L x 5 in W x 12.1 in H