✔A blood bag is a sterile, disposable plastic container used to collect, store, and transport blood and blood components. Sterile: Blood bags are sterilized to prevent contamination and infection. Flexible: Made from flexible plastic materials, allowing for easy handling and storage. Transparent: Allows for visual inspection of the blood. Additive solution: Contains an anticoagulant solution to prevent blood clotting. Storage capacity: Varies depending on the type of blood product being collected.