Glerups AR-02: Unisex Model AR Charcoal Wool Felt Slipper (41 M EU)

High Quality - 100% pure wool upper Rubber outsole allows outdoor use. Eco-friendly dyes Durable with a contoured fit to your feet and moisture-wicking capabilities only encourage you to keep them on all day long. Non-removable sole - no arch support. Can add arch support / orthotics on top of insole. Recommend ORTHOS' 3/4 Length Insoles.