US6.5 = 245mm/label 39 = 9.65in US7.0 = 250mm/label 40 = 9.85in US8.0 = 255mm/label 41 = 10.04in US8.5 = 260mm/label 42 = 10.24in US9.0 = 265mm/label 43 = 10.43in US10.0 = 270mm/label 44 = 10.63in US11.0 = 275mm/label 45 = 10.83in US11.5 = 280mm/label 46 = 11.02in RUNNING SHOES, GYM SHOES, OUTDOOR SPORT SHOES, WALKING SHOES, ATHLETIC SHOES, TENNIS SHOES, JOGGING SHOES, SNEAKERS. ?HONEYCOMB INSOLE:Fit to feet design The elastic rubber insole with unique honeycomb specifically to fully absorb shock and reduce stress on feet with every step. ?FLYING WOVEN MESH: Breathable fabric for a breathable,circulation system to keep your feet dry and fresh. ?ANTI-SLIP AND AIR CUSHION SOLE:Rubber sole, non slip pattern,Elastic rubber sole with bump texture for stable traction. ?APPLICABLE OCCASIONS: jogging, running, walking, outdoor,party, sports ,indoor, outdoor, casual and trend any occasion ect. Q: Can introduce the product characteristics? A: Yes,Breathable,Sweat-Absorbant,Hard-Wearing,Anti-Odor,Durable and comfortable. Opening type:Lace-up.Soft cloud foam insole anti-skip flex outsole for good wearing experience.