Recommended foot size: 35-45. Available colors: 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36. Quantity: 1 pair (2 pieces). Non-slip Bottom: There are small silica gel particles on the bottom of the socks, which provide non-slip cushioning and massage the soles of the feet. Comfortable and Flexible: Super soft material and excellent elasticity, keep your feet warm in cold weather.Heel type: Flat heel Made of acrylic fiber, soft and elastic, well stitched, it is recommended to wash hands before wearing. There are cute and fluffy 3D cartoon animals on the front of the socks, which will make your home full of Christmas atmosphere. Comfortable and Flexible: Super soft material and excellent elasticity, keep your feet warm in cold weather. It is very comfortable to wear indoors, no need to wear slippers. You can wear them as boot socks for lounging around the house. Asians are 1 or 2 sizes smaller than Europeans. Packing list: 1 pair (2 pieces)