Refills for the following kits: 90561- 25 Person Bulk ANSI A+ First Aid Kit in Weatherproof Metal case; 90563 - 25 Person Bulk ANSI A+ First Aid Kit in Weatherproof Plastic case; 90589 - 25 Person Bulk ANSI A+ First Aid Kit in Plastic case. First Aid Kit Refill, 25 People, 141 Comp.