The secret of Birkenstock's enduring success

Pandemic restrictions have meant one thing for most wardrobes: comfort. As many of us continue to work from home -- and staying safe with a trip to the park remains the height of summer's social calendar -- sensible flat sandals are now more pervasive than ever.

source https://www.cnn.com/style/article/birkenstocks-history-comfortable-shoes-sandals/index.html