Dear friend,our shoes size is not UK size or EU size,Please choose the size according to your feet length,if your feet is a little wide or instep higher,please choose one or two size up, if you still couldn`t confirm your size after reading our size chart, please contact us for help Our product size standards: size 4 =Chinese Size 34=220mm (bare feet length) size 5 =Chinese Size 35=225mm (bare feet length) size 6 =Chinese Size 36=230mm (bare feet length) size 6.5=Chinese Size 37=235mm (bare feet length) size 7.5=Chinese Size 38=240mm (bare feet length) size 8.5=Chinese Size 39=245mm (bare feet length) size 9 =Chinese Size 40=250mm (bare feet length) size 9.5=Chinese Size 41=255mm (bare feet length) size 10 =Chinese Size 42=260mm (bare feet length) size 10.5=Chinese Size 43=265mm (bare feet length) --style 1-- REAL PHOTO--style 2-- Free Return/Refund GuaranteeDear friend, we support Free Rerturn service if your address isRussia, United States, Spain, France, Brazil, Netherlands, Israel, Poland, United Kingdom, South Korea, Germany, Italy, Canada,Australia, Saudi Arabia, UAE, Chile, Ukraine, Japan, Mexico, Belgium, Czech Republic, Switzerland, Portugal you need not pay the return shipping fee if you want to return the shoes,you just need return the shoes to the Aliexpress Warehouse in your country and we guarantee we will refund you