Feature●This quality insect pin, made of spring steel with a nylon head, is protected against rust by 2 coats of black enamel●Very sharp and stiff, it can pin most insects●Pack of 100 pins, size 7.Description This quality insect pin, made of spring steel with a nylon head, is protected against rust by 2 coats of black enamel. Very sharp and stiff, it can pin most insects. Pack of 100 pins, size 7.