Easy-to-open yellow 4″x7″ trap reverse folds to expose 4″x14″ sticky surface with a grid for precision monitoring purposes. Approximately 30 square inches of adhesive area. Non-poisonous and weatherproof. Punched with hole and twist-tie provided to easily hang trap. Easy to handle and count insects without getting sticky. These yellow sticky traps attract a broad spectrum of flying insects, including aphids, whiteflies, thrips, leafhoppers, leafminers, and moths. Long lasting traps are weatherproof, and come with a wire twist to easily hang on plants or branches.