What is lycra fabric ? Why lycra fabric need to heat set?
Lycra is a brand name for spandex fiber, which is a synthetic polymer that is known for its exceptional elasticity. Lycra/spandex is commonly used in a variety of garments, including athletic wear, swimwear, and lingerie, as it allows the fabric to stretch and conform to the body. The fabric is lightweight, smooth, and breathable, and it retains its shape even
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