I am concerned that these are going to stretch out especially when I wear socks 🧦 with them. They are very new and I have not broken them in yet. : r/Birkenstocks
Birkenstock Birki's Curacao Black Sandals Stretch Slides Size 40 Ladies 9 Mens 7 | eBay
Birkenstock Curacao "Birkis" Black White Stretch Band Sandal 7M (38) GUC | eBay