NOTE:We send EU size, please refer to your foot length to choose US size.For example,my foot length is 25 cm,I will choose EU size 40.2.If your foot is thick or wide, we suggest you choose one size bigger, if you can't sure,please contact with us.3.To pass your local custom faster, we will pack the shoes "Without Box", please understand.4. Due to different display settings, the color may be slightly different.5. There may be a 1-2cm difference in manual measurement.Q:Are they true to size?A:Yes they are true to size.Q:Are these comfortable enough for daily wear, or only for running in?A:They are super comfortable.Q:How light are they?A:Very light weight, I use them for walking or running and fit greatQ: How Do You Wash It?A: Warm water on a soft cloth or toothbrush mild soap.Q: Are they good for tennis?A: They just for every day Outdoor.