Convenient refill contains all the necessities to replenish your first aid kit. Sufficient to treat 50 people. • Convenient refill with necessary first aid kit components. • For use with 24 Unit ANSI A+ Weatherproof First Aid Kits. • Sufficient to treat 50 or more people. Convenient refill contains all the necessities to replenish your first aid kit. Designed to refill 24 Unit ANSI A+ Weatherproof First Aid Kits. Sufficient to treat 50 people. Number of Pieces: 1; For Use With: First Aid Only™ 90568, 90569; Length: 4"; Material(s): Sterile Isotonic.