Xero Shoes Z-Trail - Women's Lightweight Hiking and Running Sandal - Barefoot-Inspired Minimalist Trail Sport Sandals LIGHTWEIGHT comfort and performance BAREFOOT-Inspired FeelTrue rubber sole Up to 76% lighter and thinner than other sport sandals, but with all the protection and comfort you want and need. Xero Shoes come with our 5,000 mile warranty. Perfect if you hike, walk, run, jog, work out, Crossfit, yoga, raft, stand up paddle board, kayak, canoe, fly fish, even run ultra-marathons. At only 10mm thick, it's great for travel. Flexible enough to roll up and fit in your pack or pocket. Durable enough for wherever the Z-Trail takes you. Zero-drop non-elevated heel for natural posture. Non-marking sole. Water resistant. Fast-drying. Great grip and traction. Z-style webbing holds securely, yet slides on and off in seconds. NOTE: For the best chance of a correct fit, please measure your foot: 1) Place a piece of paper on the floor, against a wall; 2) Step on the paper, your heel against the wall; 3) Mark the paper in line with your longest toe; 4) Measure that length with a ruler; 5) Compare that length to the sizing chart (link, above). To REALLY ensure a correct fit, get printable templates of the exact sizes by contacting the Seller. Enjoy a run, on trails or roads, with just the right amount of protection, and lightweight flexibility thatll make you feel like youre practically barefoot. Yoga class? Well, the grippy soles make the Z-Trail like having a yoga mat on your feet all the time. Do your own class anywhere you are! Head downstream whether youre in a canoe, a kayak, or a raft, the Z-Trail holds comfortably on your feet, and they float! Take a walk  anywhere you like, from a mountain trail to an urban jungle. The comfort of the Z-Trail will surprise you. Super-comfortable tubular webbing  no hard edges. Adjustable Z-pattern  get the right tension across your foot, over your foot, and behind your heel. Three color combinations. 10mm (~3/8) FeelLite outsole protects you from unpleasant surfaces while still providing great ground-feel. Elegant contour surrounds your foot, but doesnt add unnecessary support. Super light weight  a Mens size 9 sandal averages 5.4 ounces each. Zero-Drop  your heel isnt elevated; your feet are anatomically correct. Rust-proof nylon hardware. 100% Vegan-friendly. Ready to wear  the lacing is already done for you. Just slide in your foot and go. Heel cup  keeps your heel in place, helps keep out debris.