[Premium Material]: This fluffy slippers socks are mainly made of acrylic fiber. The acrylic synthetic fiber material makes this slippers socks very warm, light and not bulky, and has good elasticity, making it more durable, not easy to wrinkle, easy to wash and dry. [Suitable Size]: These fluffy warm socks are suitable for size UK 8.5-10.5/ EU 43-45. These socks have strong elasticity, can wrap your feet well, and will not be tight, absolutely free and comfortable. [Non-Slip Gripers]: These fleece cosy socks have non-slip silicone gripper dots on the soles, which is suitable for wearing on hardwood floors and tiles, providing sufficient cushioning for your feet and preventing you from slipping. And they can absorb noise. [Fleeced Lining]: These winter fluffy slippers socks have thick cashmere inside, which warmly wraps your feet, and gently cares for your feet in a super and soft way, making you feel like walking in the clouds. When your feet start to warm, your whole body no longer feels cold. Put on these slippers socks to make you warm and comfortable through the cold weather. [Multiple Using]: You can also wear your regular socks with the slipper socks. The two kinds of socks go along with each other very well. The character of classy and lightweight let you can wear not only inside at home, but also foldable to take for travelling. Specification: Outer Material: Acrylic Inner Material: Synthetic Sole: Rubber Closure: Pull-On Heel Type: No Heel Color: gray, off-white, royal blue Notice: 1. Due to differences between monitors, please allow slight color differences between the actual item and the picture. 2. Please allow slight measurement errors. Package includes: 1 pair of slipper socks