They have synthetic upper material

then it's time for them to upgrade to a high quality Leather Shine Sponge

it offers the best protection against both the cold and wet elements

The upper is made of mesh and the lower is made of pu

The rich construchted upper stays true to the PUMA DNA featuring a synthetic leather upper with soft leather eyestay and toe overlay as well as perforation details on the vamp

25199 14 blue 60117-16 They have synthetic upper materialA sandal with a modern look. This Rieker men's sandal is made of synthetic materials and has a simple, contemporary design. It has an elastic strap with Velcro fastener that offers great foot support and a comfortable fit. The insole is removable for easy washing. This model comes in two color options: blue and brown.