100% recycled polyester mesh upper is engineered for a seamless interior and provides maximum comfort. Like all Astral shoes she is water ready with quick draining and fast drying features. Her level footbed and balance geometry is the same DNA you'll find in our entire Astral line of shoes. Whether you're going for a quick outing in town or a for a long jaunt in the woods, the Loop will help you get there and back in comfort and performance.