Blue ‘Super-Birki’ slides from Birkenstock. Crafted from water-resistant, dirt-repellent and also oil- and grease-resistant material (which is washable at up to 60°C), this model sits on an anti-skidding rubber outsole and features tactile branding on the side and back, and an anatomically shaped cork-latex footbed lined with a moisture-wicking fabric. For easy cleaning, it is washable at up to 30°C. Standard width.