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Cotton-polyester blends have become increasingly popular in the textile industry due to their combination of comfort, durability, and affordability. However, one common concern among consumers is whether these blends will shrink after washing. In this article, we will delve into the science behind cotton-polyester blends and address the question: Will a fabric composition of 90% cotton and 10% polyester shrink?

Understanding Cotton and Polyester:
To answer this question, it is essential to understand the properties of both cotton and polyester individually. Cotton is a natural fiber known for its breathability, softness, and ability to absorb moisture. On the other hand, polyester is a synthetic fiber that offers excellent wrinkle resistance, durability, and color retention.

Shrinkage Factors:
Several factors contribute to fabric shrinkage, including fiber type, fabric construction, and care methods. Cotton, being a natural fiber, has a tendency to shrink when exposed to heat and moisture. Polyester, being a synthetic fiber, is more resistant to shrinkage due to its molecular structure. However, when blended with cotton, the polyester component can provide some stability to the fabric, reducing the overall shrinkage potential.

Fabric Construction:
The way the fabric is constructed also plays a role in its shrinkage behavior. Fabrics with a tighter weave or higher thread count tend to shrink less compared to looser weaves. Additionally, the presence of polyester in the blend can further minimize shrinkage, as it helps to maintain the fabric’s shape and structure.

Care Instructions:
Proper care is crucial in maintaining the integrity of cotton-polyester blends. Following the care instructions provided by the manufacturer is essential to minimize shrinkage. Generally, washing the fabric in cold water and using a gentle cycle can help prevent excessive shrinkage. Additionally, avoiding high heat during drying or opting for air-drying can further reduce the risk of shrinkage.

Conclusion:
In conclusion, a fabric composition of 90% cotton and 10% polyester is less likely to shrink compared to pure cotton fabrics. The presence of polyester in the blend provides stability and reduces the fabric’s susceptibility to shrinkage. However, it is important to note that shrinkage can still occur, especially if improper care methods are employed. By following the recommended care instructions, you can maintain the quality and fit of your cotton-polyester blend garments.

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