Specification Item type: Slipper Color: Rainbow color surface+White sole Sole material: PVC Upper material: Velvet Feature: Wearable, anti-slip, breathable Thickness: Regular Suitable season: Winter, Spring, Summer, Autumn Style: Korean Size: 36,37,38,39,40 EU US UK Feet length Weight 36 36 5.5-6 3-3.5 23cm 365g 37 37 6.5 4 23.5cm 370g 38 38 7-7.5 4.5-5 24cm 380g 39 39 8 5.5 24.5cm 385g 40 40 8.5-9 6-6.5 25cm 390g Package includes: 1 pair of shoes Note: 1. Please refer to your foot length to choose US size. For example, my feet length is 23cm, I will choose US 6=EU size 36; usually I will choose one size bigger, because my foot is a little wide and flat. 2. The feet length do not mean the shoe insole length. The feet length do not mean the shoe outsole length. 3. Due to different measurements, it may cause feet length 0.5-1cm errors.