This document discusses different types of bandages and their proper use for first aid. It describes four main types of bandages: gauze, compression, triangular, and tube. It provides steps for dressing a wound, which include cleaning the wound, applying a dressing, wrapping a roller bandage over the dressing, securing it in place, and checking circulation. Roller bandages come in various materials depending on the pressure needed, and examples of other bandage types are also outlined. Proper contents for a first aid bag and applying different bandages like slings or to wounds is also reviewed.