With the Z-Trail EV from Xero Shoes in the men's version, you save a lot of weight compared to a classic outdoor sandal. The Z-Trail EV has a super-flexible sole so that you can feel what underground you're walking on. The straps are made from polyester made from recycled plastic bottles and can be adjusted at the heel and instep using velcro. And if the tide surprises you on the beach, you'll be reassured to know that the Z-Trail EV can swim. With the Z-Trail EV from Xero Shoes, you don't have to worry about slinging on the trail. Because the motto is: 'No grip, no trip - and no victory without Xero Shoes!