The Tirra features:
- Water-ready synthetic and polyester webbing upper
- Easy hook-and-loop closure comes on and off quickly and gets the fit just right
- Contoured EVA footbed supports your arch to keep your foot happy and healthy
- Treated with Microban®, a zinc-based antimicrobial technology that helps prevent stink
- A cushioned Shoc Pad™ in the heel absorbs impact where you need it most
- Spider Original rubber outsole is extremely durable and supplies great traction
- Nylon shank stabilizes and supports your foot on uneven terrain
