Plastic material but this really comfortable can wearing everywhere at the beach, the river or just walk to feel good

Black, brown, gray, blue, and pink

For skinny or big foot

size Us 5, 6, 7, 8, 9, & 10

Measurements:

Size 5:

9 in length under shoe

3 1/4 in width under shoe toes to ankle

Size 6:

9 1/4 in length under shoe toes to ankle

3 3/8 in width under shoe

Size 7:

9.5 in length under shoe toes to ankle

3.5 in width under shoe

Size 8:

9 5/8 in under shoe toes to ankle

3.5 in width under shoe

Size 9:

10 in under shoe toes to ankle

3.5 in width under shoe

Size 10:

10 1/4 in under shoe toes to ankle

3 3/4 in width under shoe