Packing peanuts are a common protective packaging material used to cushion fragile items during shipping. These small, lightweight foam shapes are designed to fill empty space inside shipping boxes and prevent items from shifting during transportation.

By surrounding an object with a protective layer of cushioning, packing peanuts help absorb impacts and reduce the risk of damage during shipping.  

Packing peanuts were first developed in 1965 by Dow Chemical. The original product was known as Styrofoam packaging peanuts and was designed to provide lightweight cushioning for fragile shipments.

The material used to produce these peanuts was expanded polystyrene foam (EPS). This foam is created by expanding small plastic beads using heat and air, forming a lightweight but protective material.

Different Types of Packing Peanuts

There are several types of packing peanuts used in shipping today.

Traditional peanuts are made from expanded polystyrene foam. These are durable and provide strong cushioning for fragile items.

Biodegradable peanuts are made from plant-based materials such as cornstarch and can dissolve in water, making them more environmentally friendly

Why Packing Peanuts Became Popular

Packing peanuts quickly became popular because they offered several advantages over older packing materials such as crumpled newspaper or cardboard padding.

Benefits include:

• extremely lightweight
• inexpensive to produce
• effective at absorbing shocks
• able to fill empty space inside packages
• easy to use for packaging fragile items

Because of these advantages, packing peanuts became widely used by shipping companies, warehouses, and retail businesses.

What Are Pink Packing Peanuts?

Pink packing peanuts are designed to protect sensitive electronic equipment.

They contain anti-static additives that help prevent the buildup of static electricity. Static electricity can damage delicate electronic components such as circuit boards, computer chips, and other electronics.

Pink peanuts are commonly used when shipping:

• computer components
• circuit boards
• electronic equipment
• telecommunications hardware

Environmental Concerns and Recycling

Traditional packing peanuts can take a long time to break down in landfills. Because of this, many businesses encourage reuse whenever possible.

Biodegradable packing peanuts made from plant-based materials provide a more environmentally friendly alternative.

Many shipping stores now accept clean packing peanuts so they can be reused for future shipments.