Product Description Size Chart: S us5-638-39 -inner length 27cmM us7-840-41 -inner length 28cmL us9-10 42-43 - inner length 29.5 cm . ULTRA SOFT WOOL LIKE PLUSH FLEECE LINING: It is simple slip-on shoes, along with high quality and comfortable fluffy plush fleece lining, which wraps your feet very well and provides soothing comfort.2. DURABLE & ANTI-SKID RUBBER SOLE: Lightweight and durable rubber sole makes the fuzzy knit slippers great for indoor and outdoor family use. The non-slip outsole allows you to enter the bedroom without making a sound. Each of your steps will be more stable with a non-slip texture on the bottom.3. HIGH-DENSITY MEMORY FOAM INSOLE: The stylish fuzzy-knit backless slippers are lined with high-density memory foam that really molds to your feet and keeps the shape.4. STYLE & COLOR OPTIONS: This flat slipper is also designed for men with different colors. Crafted with wool-like plush upper and high-density cushioning, these slippers feel a little tight at first. After several wears, they will then stretch a little to a custom fit.5. APPLICABLEThis unique slipper is great for indoor, bedroom, kitchen, restaurant, office, study, etc. Slippers are suitable for Christmas, birthday, New Year / anniversary gifts.