Boiled wool slippers TOPS in green and grey by Wooppers
Glerups Felted Wool Slip-Ons | Orvis
Amazon.com | WoolFit - Classic: Hand-Felted Wool Slippers with Rubber Sole | Washable Slip-On Slippers for Men & Women | Slip-Resistant | Whisper Silent Sheep Wool House Slippers for Indoor/Outdoor Use
Men's Classic Sole Low Back Wool Slippers | Made Trade