Huggle Socks Ultra-Soft Fleece Indoor Slipper Socks, Ultra warm and Comfy, with Non slip silicone cleats, Machine-washable for both Men and Women As Seen On TV (One size fits all) : Amazon.ca:
Huggle Socks, Fleece Slipper Crew Socks with Non-Slip Grips, One Size Fits All, Unisex, Blue - Walmart.com