Suitable for all seasons. Various colors and styles are available, which are great for matching your different clothes. Ultra-light material provides an incredible sock-like fit and your shoes feel featherlight on your feet. We recommend them to those who needs to stand or walk for long time and these lightweight sock sneakers will provide you with a comfortable wear experience. Please measure your feet length carefully and refer to our Size Chart to choose the correct size before placing an order. Size Chart: EU 35=5 M US Women=Heel to Toe 225mm(8.86")-----EU 36=6 M US Women=Heel to Toe 230mm(9.06")-----EU 37=6.5 M US Women=Heel to Toe 235mm(9.25")-----EU 38=7.5 M US Women=Heel to Toe 240mm(9.45")-----EU 39=8 M US Women=Heel to Toe 245mm(9.65")-----EU 40=9 M US Women=Heel to Toe 250mm(9.84")-----EU 41=10 M US Women=Heel to Toe 255mm(10.04")-----EU 42=10.5 M US Women=Heel to Toe 260mm(10.24")-----EU 43=11 M US Women=Heel to Toe 265mm(10.45")