Birkenstock - Kay Pro - Regular - Pu Coated Oiled Leather Size:EU 38 This sock is not recommended

This sock is not recommended for high abrasion use such as in work boots

The removable leather insole is orthotic-friendly

these shoes are biomechanically designed to promote a natural walking motion—perfect for daily wear

it ensures easy wear and all-day comfort

Birkenstock - Kay Pro - Regular - Pu Coated Oiled Leather Size:EU 38 This sock is not recommendedThe Kay Pro is a versatile shoe that blends the best features of the classic Tokio and Boston models. It includes a foldable upper instep strap for added support when needed, an anatomically shaped footbed with a soft suede leather lining for all day comfort, and a non slip, oil resistant sole for reliable traction in various environments.