Class B kits offer a broader range and quality of supplies to deal with injuries in more complex or high-risk environments. For example, injuries requiring burn dressings, splints or tourniquets.• 274 pieces• Kit contains the supplies you need to treat a variety of injuries• Tough metal case version designed for heavy duty applications• Ideal for use in the office, vehicle or on the job site• Pouch design ensures contents stay in place• Meets ANSI Z308.1-2015 requirements only when the required minimum fill is maintained with first aid products marked ANSI Z308.1-2015