Does cotton spandex shrink in the dryer?

Spandex does not do well in the dryer in my experience, using the dryer rather than laying flat or hanging to dry greatly shortens the life of the garment. I believe the low heat recommendation is less to do with shrinkage than it is to do with damage. read more

Spandex is a synthetic fiber that generally does not shrink. However, when blended with other fabrics such as cotton, linen, rayon and tencel, there is a potential for shrinkage. For example, spandex blended with polyester tends to shrink, especially when exposed to high heat. read more

Your question is nonsense. Cotton and spandex are two different fibers. Spandex, Lycra or elastane is a synthetic fiber known for its exceptional elasticity. Cotton is a cellulose plant fiber. Cotton fabrics shrink in the dryer. read more

Over time, 98-percent cotton/2-percent spandex jeans will stretch out. This is due to the movement of the person wearing the jeans and normal wear and tear. You can shrink jeans about one whole size by placing them in hot water. read more