SyntheticMD rubber sole soleANTI-SKID: lace up offer easy on and off and ensure for the tight and barefoot footed. Anti-skid outsole design make sure you are far away from injury.LIGHTWEIGHT: One shoe only weight 200-250g, super lightweight which relieve the pressure on your feet. Light support and well protected for more comfortable walking.BREATHABLE: Knit-in ventilation holes at the quarter panel for enhanced breathable woven upper and open-cell mesh shoe-pad offers superior comfort and durability.SOLES: TPU Rubber sole, Extra cushioning anti-slip sole design, when you wear them you feel like you are jump walking, super suit for the prolong walking, running and standing. Unique energy blade design offer good arch support which release more of your energy in every strideOCCASION: It is a casual exercises, outdoor hiking sports shoes,The best choice for mountaineering and hiking, walking, running, jogging, any workout??