RCCM Men's Mountaineering Wading Shoes Summer Plus Size Men's Shoes Hiking Shoes Here are helpful buying tips: Q1: How to choose the correct size for my order? A1: You can choose the size from the size chart according to your foot length, or contact us to choose according to our suggestion. Q2: What if the shoes do not fit or other quality problems? A2: Please remember to contact us about shoes. We will do our best to keep you satisfied. Q3: When will I reply to the email? A3: We usually reply emails within 12-24 hours, longer on weekends. Please note: 1. EUR38=6.5 D(M) US Men=foot length 24.8cm / 9.8in EUR39=7 D(M) US Men=foot length 25.4cm / 10.0in EUR40=7.5 D(M) US Men=foot length 26.0cm/ 10.2in EUR41=8.5 D(M) US Men=foot length 26.7cm/ 10.5in EUR42=9 D(M) US Men=foot length 27.4cm/ 10.8in EUR43=10 D(M) US Men=foot length 28.0cm/ 11.1in EUR44=11 D(M) US Men=foot length 28.6cm/ 11.3in EUR45=11.5 D(M) US Men=foot length 29.3cm/ 11.5in EUR46=12 D(M) US Men=foot length 30.0cm/ 11.8in 2. The shoes are measured by hand, there may be an error of 1-3 cm (1 cm = 0.39 inches, 1 inch = 2.54 cm). 3. Due to different shooting angles, light, and computer monitors, there may be slight differences between the pictures and the product itself.