1. Lightweight: PET is a lightweight material, making it easy to transport and handle. This makes it an ideal choice for packaging cans that need to be shipped and stored.

2. Low cost: PET is relatively inexpensive to produce, making plastic cans made of PET more affordable than cans made of other materials. This makes it easier for consumers to purchase products in PET cans than in cans made of other materials.

3. Durability: PET cans are strong and durable, which makes them a great option for packaging products that need to be protected from damage. PET cans can withstand high temperatures and pressure, making them ideal for products that need to be stored in extreme conditions.

4. Recyclable: PET can be recycled multiple times and can be used to make a variety of products, including new PET cans. This helps to reduce waste and protect the environment.

5. Resistant to chemicals: PET is resistant to most chemicals and does not react with food or beverages stored in it. This helps to maintain the flavor and quality of the product.

In conclusion, plastic cans made of PET are a great choice for packaging products due to their lightweight, low cost, durability, recyclability, and resistance to chemicals. Using PET cans not only benefits manufacturers and retailers but also benefits consumers and the environment.