New in Box Alpine By Dearfoams Men's Bern Clog Slipper SIZE L / LARGE (11-12) Everyday Eco-Friendly. That’s the inspiration behind Alpine by Dearfoams: a collection of comfy go-to slippers designed with sustainability in mind. Alpine's cushioned arch support is made for natural arches; if you have a flat foot, it'll contour over time to a more customized fit. Microwool upper with cozy furry lining Soft and cozy natural wool blend footbed Shock-absorbing contoured insoles Built-in arch support Eco-friendly Colorado outsoles crafted with sustainable BLOOM™ materials BLOOM™ technology puts sustainability first by repurposing harmful algae into supersoft soles to protect the environment and cut down on product waste Machine washable for stress-free freshness Care: Gentle machine wash cold. Air dry flat