A question about those mysterious towel stripes has gone viral this week after an it to the internet, sparking a flurry of curiosity and some playful responses. While a few folks seized the opportunity for wave-particle duality jokes, others were dead serious in their quest for answers.

So, are the lines on your bath towels simply decorative choices made by designers?
The simply answer is no.
It turns out the line on your towel, known as the ”dobby border,” serves several important purposes. The most significant is to strengthen the towel, which helps improve its absorbency and prevents fraying after repeated uses and washes.
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