Synthetic soleCOMFORT AND SOFTNESS: The causal sandal`s classic closed toe upper is made of cowhide. It is characterized by strong wrap, soft enough and not easy to deform. It wraps your feet in all directions, making you feel that these shoes are very light and fit your foot, and make your walk more easier;NON-SLIP OUTSOLE: TPR sole is a better choice for men`s casual sandals. It has excellent waterproof and anti-slip performance. Even in heavy rain, you don’t have to worry about water seepage,don’t worry about slipping in sports with a lot of water stains to avoid sports injuries;BREATHABLE AND SWEAT-ABSORBENT: Sponge insole on the men`s beach sandals can effectively dissipate heat, breathe and absorb sweat, absorb moisture from the feet, inhibit bacterial growth, keep the fisherman shoe`s internal air circulating freely, and make your feet clean and no smell;HAND-STITCHING: The woven upper and the hand-stitched lining highlight make the outdoor summer shoes artistic and fashion, highlighting your personality and style in the crowd, and that lining is more durable than the glue, a pair of sport sandals,can accompany you for a long time;SUITABLE OCCASIONS:This summer adjustable sandals is suit for many place,such as city walking,beach,mud road,cement floor,indoor wooden floor and so on.Overall, it can be your good partner in the hot summer days.