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The Role of Open-Cell Polyurethane Foam Sheets in Moisture Management for Athletic Shoes

by:Hengyi     2023-08-16

The Role of Open-Cell Polyurethane Foam Sheets in Moisture Management for Athletic Shoes


Open-cell polyurethane foam sheets have revolutionized the design and functionality of athletic shoes, particularly in terms of moisture management. With their unique properties and ability to absorb and wick away moisture, these foam sheets play a crucial role in enhancing the breathability and comfort of sports footwear. In this article, we delve into the science behind open-cell polyurethane foam sheets and explore their significance in moisture management for athletic shoes.

Understanding Open-Cell Polyurethane Foam Sheets

Open-cell polyurethane foam is a type of cushioning material commonly used in the construction of athletic shoe midsoles. Unlike closed-cell foams, which are impermeable to air and moisture, open-cell foams are characterized by interconnected pockets or cells that allow air and liquid to pass through. This open-cell structure gives them excellent breathability and moisture management properties, making them ideal for athletic shoe applications.

Enhanced Breathability for Athletic Shoes

One of the primary advantages of open-cell polyurethane foam sheets in athletic shoes is their ability to enhance breathability. The open-cell structure of these foams facilitates the movement of air throughout the shoe, ensuring proper ventilation and preventing the build-up of heat and moisture. This breathability not only keeps the feet dry but also reduces the risk of bacterial or fungal infections, such as athlete's foot.

Moisture Absorption and Quick Drying

Moisture management is crucial in athletic shoes, as intense physical activity often leads to significant perspiration. Open-cell polyurethane foam sheets excel in this aspect due to their high moisture absorption capacity. When exposed to sweat or other forms of moisture, the foam sheets soak it up like a sponge, helping to keep the feet dry and comfortable. Additionally, these foams have a quick-drying property, allowing them to expel absorbed moisture efficiently, preventing the development of odor-causing bacteria.

Reduction of Friction and Blisters

Friction and blisters are common problems athletes face, especially during long-distance running or intense workouts. Thanks to their cushioning properties, open-cell polyurethane foam sheets create a barrier between the foot and the shoe's surface, reducing friction and minimizing the risk of blisters. By absorbing and distributing impact forces more evenly, these foam sheets alleviate pressure points, providing a more comfortable and blister-free experience.

Long-Lasting Comfort and Durability

Aside from their moisture management capabilities, open-cell polyurethane foam sheets offer long-lasting comfort and durability to athletes. The cushioning provided by these foams helps to absorb shocks and impacts associated with various sporting activities, reducing stress on the feet and joints. Moreover, their open-cell structure allows them to retain their original shape and cushioning properties even after repeated use, ensuring prolonged comfort and support.

Eco-Friendly and Sustainable Materials

In today's environmentally conscious world, the use of sustainable materials is of utmost importance. Open-cell polyurethane foam sheets are often manufactured using eco-friendly processes and are designed to be recyclable or biodegradable. As athletes, manufacturers, and consumers strive for more sustainable practices, the adoption of open-cell foam technology in athletic shoes contributes to reducing the environmental impact associated with footwear production.


Open-cell polyurethane foam sheets have become an integral component in athletic shoe design, particularly for moisture management. The breathability, moisture absorption, quick drying, reduction of friction and blisters, long-lasting comfort, and sustainability of these foam sheets make them invaluable for athletes. By incorporating this innovative material into their athletic shoes, manufacturers can greatly improve overall foot health, comfort, and performance. As technology advances, open-cell polyurethane foam sheets will continue to play a significant role in enhancing moisture management and revolutionizing the sports footwear industry.

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As manufacturers we are determined to be the very best in OEM&ODM, regardless of the size, pedigree or inclinations of our competitors.
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Data has always been important in business, of course. But with the arrival of digital data—its volume, depth, and accessibility—it has become clear it is key to helping Dongguan Hengyi Shoes Material Co., Ltd. develop sustainable competitive advantage.
Dongguan Hengyi Shoes Material Co., Ltd. will need to find one that fits our needs and budgets, and still turns out a quality product.
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