This is a total myth and never happens anymore....or does it?  

Product features
- Ribbed knit collar retains shape for lasting wear
- Side seams provide structural support and shape
- Shoulder tape stabilizes seams to prevent stretching
- Made with 100% combed ring-spun cotton for comfort
- Classic fit that is perfect for casual and semi-formal events

Care instructions
- Do not dryclean
- Machine wash: cold (max 30C or 90F)
- Do not bleach
- Tumble dry: low heat
- Iron, steam or dry: low heat