CHACO WOMEN'S Z/1 RAPID PRO VIBRAM® ADJUSTABLE STRAP CLASSIC SANDAL. Women’s Size 8. Excellent used condition as shown in photos!! These sandals combine the comfort and water capabilities you expect from Chaco with 6X the grip on wet river rock compared to other adventure sandals for ultimate water performance. Chaco designed this all-new outsole in collaboration with Vibram and put it to the test with real-life outdoor enthusiasts through our trusted field-test partner Mountain Equipment Research Group to ensure a best-in-class design. With grip this good, it's no wonder they've earned a thumbs up by the pros. Quick-drying straps with 360 adjustability to lock in the perfect fit All-new, low-profile buckle, designed for improved mobility and comfort on-the-go Reinforced heel risers for security and extra durability