This is my first pair of birks so I'm not sure if the discoloration on these is normal. Will the discoloration wear to look more even over time, or should I exchange
Birkenstock Womens Arizona Sandal Mismatch color Size EU40 M US9 | eBay
Sandalias Birkenstock Unisex Madrid Blancas, Para Hombre Talla 5, W'S Talla 7, Eur 38, Calce Estrecho 4052001424077 | eBay