First aid box for 100 people is a comprehensive, large-capacity kit in a durable, often wall-mountable case, containing bulk supplies like dozens of plasters, sterile gauze pads (various sizes), conforming bandages, antiseptic wipes, gloves, scissors, safety pins, and specific items for burns or eye injuries, designed to handle numerous minor injuries in workplaces or large groups, meeting standards like ANSI or DIN.