Women's Z/Volv  2 Swell Nickel What happens when you take proven Chaco technology – like pull-through adjustable webbing straps and our LUVSEAT™ PU footbed – and marry it with modern design? It might look something like the Z/Volv 2. Featuring contemporary aesthetics, classic Chaco design features, and an airy PU compound that’s softer underfoot and 20 percent lighter than our Classic Z sandals, the Z/Volv 2 is the ultra-light sandal you’ve always wanted. UPPER: Polyester jacquard webbing upper wraps around the foot and through the midsole for a customized fit Toe loop for secure movement Adjustable and durable high-tensile webbing heel risers Injection-molded ladder lock buckle MIDSOLE: Women's specific LUVSEAT PU midsole Extra-soft PU compound Topographic textured grooves on footbed for traction Vegan-friendly construction OUTSOLE: Non-marking EcoTread 25%-recycled rubber compound 3mm lug depth