Ormco Zoo Pack Elastics, Heavy, 4.5 oz, Zebra Bag of 50

Ormco Zoo Pack Elastics are high-quality surgical latex elastics designed for consistent force pull in orthodontic applications. Each bag contains 50 elastics with a heavy force rating, and the force ratings are based on the elastic being extended three times the listed diameter. The zebra bag packaging provides convenient storage and dispensing.