Kay SL - Natural Leather Clog - Various Colors - Birkenstock General Features: • Anatomical footbed in cork and latex with integrated soft sole • Upper strap foldable at the back: personalized support at the instep or heel • Shock-absorbing EVA midsole for optimal comfort • Non-slip outsole, resistant to oils and fats • Unisex design • Sold in pairs You can choose between two shoe widths: regular or narrow. SIZE GUIDE Safety: • Non-slip sole certified to comply with EN ISO 20347:2012 (category SRA) • Excellent grip thanks to the rubber outsole • Great flexibility for natural foot movement • Adjustable strap ensuring secure foot support • Suitable for demanding professional environments (healthcare, catering, etc.) • Product meets comfort and safety requirements in professional settings Materials: • Soft footbed: The soft footbed is equipped with an integrated latex foam cushion. A pleasant feeling of comfort is guaranteed from day one. • Upper Material in Natural Leather: This is generally smooth leather that is sometimes embossed. This type of leather offers many advantages: breathability, adaptation to the shape of the foot, and durability. • Insole: The hypoallergenic and flexible leather insole gently conforms to the foot and adapts to its contours. The open-pore surface, therefore particularly thermoactive, keeps feet at a pleasant temperature even during intense physical activity. • Cork Footbed Material: Cork is a renewable raw material extracted from the bark of the cork oak. This natural product is a thermal insulator with excellent cushioning properties. • Outsole: Non-slip sole: The non-slip sole is in two parts: a non-slip rubber outsole resistant to oil and fats and a flexible, lightweight EVA plastic midsole that cushions steps. Why use Kay SL clogs? The Kay SL from Birkenstock combines the advantages of the Tokio and Boston models in a single ultra-versatile professional clog. It stands out with its convertible strap, allowing for both classic or reinforced heel adjustment. Its SRA-certified non-slip sole ensures optimal safety even on slippery floors, while its soft footbed offers lasting cushioning. Designed for long days on your feet, especially in medical professions or intensive work environments, it combines comfort, grip, and wear resistance.