Mayari narrow vs regular. Size 39, feet 25cm long, 9cm across under ball of foot. Longer toes than average. I hope this helps someone choose. I like both. : r/Birkenstocks
Birkenstock Mayari Women's Sandal Narrow Width US 6-6.5 - Black 809410632265 | eBay
Birkenstock Mayari Black/Mocca Brown Women's narrow fit size 5-10 | eBay