I have read customer reviews on this shoe. The overall rating of 4.3 out of 5.0 does not inspire confidence. However, Prime's free returns made it easy to try them out. The shoes look and feel great. Multiple 1, 2, and 3 star reviews mention the shoe's fragility. Although these shoes are extremely comfortable, they are not designed to be worn several kilometers a day on a daily basis. I plan to wear them over linen outfits (blazers, trousers and suits) in the summer to keep them fresh. Must be…