Birkenstock Unisex Zermatt Rivet Slipper Size:41 The Quad sole doesn't change

The Quad sole doesn't change foot fit — only the height

Slide construction has no toe loop

gives the classic clog a trend-forward lift

If you have a wider foot

Birkenstock Unisex Zermatt Rivet Slipper Size:41 The Quad sole doesn't changeThe Birkenstock Unisex Zermatt Rivet Slipper is the brand's first true slipper, built for cozy winter wear. It features the iconic cork latex footbed fully lined in genuine shearling to keep feet warm, with a soft wool felt upper and decorative stitching. A lightweight latex sole rounds it out. European made in Portugal. Fit notes: Birkenstock runs large and uses EU sizing if between sizes, size down to the next whole size. The cork footbed molds to