Please note that all these are regular width NOT narrow width. Give your feet extra warmth in cooler weather with this wool and shearling slipper. ~ Uppers are made with soft and durable wool~ Contoured cork footbed with four arches ensures even weight distribution and proper posture~ A deep heel cup cradles the heel and keeps your heel’s natural cushioning right under the heel bone~ The raised toe bar encourages the natural gripping motion of your feet, exercises the legs and stimulates circulation~ Soft and fluffy cozy shearling lines the footbed to keep your feet in soft and warm luxury~ Lightweight soles are OK to go outside too Birkenstock Zermatt Shearling Slippers - Anthracite