In today’s world, where online shopping has become the norm, packaging plays a crucial role. It ensures the safe delivery of products. When it comes to shipping goods, two popular options that often come into consideration are poly mailer bags and plastic bags. While they may seem similar at first glance, there are significant differences between the two that can greatly impact your shipping experience.

This blog post will discuss the details and compare poly mailer bags and plastic bags. Thus, helping you make an informed choice for your packaging needs.

What are Poly Mailer Bags?

Poly mailer bags are a type of packaging that is made from a polyethylene material. They are often used to package and ship items that are delicate or need to be protected from the elements. Poly mailer bags are also often used to package items that are shipped via courier or postal service.

One advantage of using poly mailer bags is that they are less likely to tear or puncture than other types of packaging, such as cardboard boxes. Poly mailer bags can also be sealed securely, which helps to protect the contents from damage during shipping. Poly mailer bags are also lightweight, which can help to reduce shipping costs.

Another advantage of using poly mailer bags is that they are recyclable. Poly mailer bags can be recycled along with other types of plastic bags.

There are a few disadvantages of using poly mailer bags. A point to consider is that they lack the durability of certain packaging options, like cardboard boxes. Poly mailer bags can also be more expensive than other types of packaging.

What are Plastic Shipping Bags?

Most of us are familiar with plastic shipping bags, but we may not know exactly what they are made of. These bags are usually made from polyethylene. Polyethylene is a lightweight material that is strong and durable. Thus, making it ideal for shipping purposes. However, there are other types of plastic shipping bags available on the market, such as poly mailer bags.

Poly mailer bags are manufactured using polypropylene, a distinct type of plastic. Polypropylene is a stronger and more durable type of plastic than polyethylene. It’s also resilient to tears and punctures. Poly bags are commonly used to transport heavier items for example books, or electronic devices.. The question is, what’s the main difference between poly mailing bags and plastic bags for shipping? The primary difference lies in the type of plastic they’re made of. Poly bags are constructed from polypropylene. It is much stronger and more durable than polyethylene.. Poly bags are also durable against tears and punctures. If you’re shipping larger items, you might think about making use of poly-based mailer bags.

Comparison between Poly Mailer Bags and Plastic Bags:

Strength and Durability: Poly mailer bags are engineered to withstand the rigors of shipping and handling. With their tear-resistant properties, they offer superior strength compared to plastic bags. On the other hand, plastic bags are generally less sturdy and prone to tearing, making them less suitable for shipping purposes.

Water Resistance: Poly mailer bags come with an advantage over other bags in terms of ice to water. They add an extra protection layer, keeping your goods protected from damage by water during transportation. In contrast, Plastic bags offer minimal protection against moisture and can expose your items to water-related risks.

Customizability: Poly mailer bags can be customized to meet your specific packaging needs. They are available in various sizes. Plastic bags, on the other hand, usually come in standard sizes and lack customization options.

Environmental Impact: In terms of sustainability, poly mailer bags have made strides in recent years. Many manufacturers now produce eco-friendly poly mailer bags made from recycled materials or biodegradable alternatives. Plastic bags, however, are notorious for their adverse environmental impact. Thus, contributing to pollution and harming wildlife.


In conclusion, when it comes to shipping goods, poly mailer bags are the preferred choice over plastic bags. Their strength, water resistance, customizability, and environmental considerations make them the ideal packaging solution. By opting for poly mailer bags, you can ensure the safe delivery of your products while reducing the impact on the environment.

If you’re looking for reliable and high-quality poly mailer bags, Connover Packaging offers a wide range of options to meet your specific needs. Check out our website now to browse our vast collection and choose the best packaging solution for your company.