SIZE CHART: 36-37: SHOE LENGTH 250MM, US SIZE 7; 38-39: SHOE LENGTH 260MM, US SIZE 8; 40-41: SHOE LENGTH 270MM, US SIZE 9; 42-43: SHOE LENGTH 280MM, US SIZE 10; 44-45: SHOE LENGTH 290MM, US SIZE 11. EVA Sole: This womens fur slippers is made of EVA sole, which is environmentally friendly materials. The fur slippers/slides is more light than PVC. Very easy to carry if you want to take a trip. The EVA sole is not smelly as PVC material because it is environmentally friendly materials. The EVA sole is more soft than PVC material, have more better elasticity and extensibility. Occasion: This fur slides slippers is suitable for both women and girls. You can wear it outdoor for a party. We guarantee this fur slides will get your friends's praise. If you are in a trip in airplane, it is a very good choice to free your feet. Of course, it is fashionable all the way. This fur slippers is a very good choice as house slippers no matter winter or summer. You can wear it indoor or your bedroom. It will keep your floor clean. Open Toe Style: This fur slippers/slides is desighed in open toe, which is suitable for most kinds of feet. So do not worry if it is suitable for your feet. Just select your size is OK. The insole is designed as humans feet. So you will not feel tired after long time wearing. This sole and insole is anti-slip desigh, which is suitable for most of surface road.