Recycled PET upper composition XL EXTRALIGHT outsole for lightness and shock absorption Hook-and-loop closing system Height: 4.2 cm. CAMPER - Green textile women's sandals with a hook-and-loop closing system and XL EXTRALIGHT® EVA outsoles (51% recycled). Our Oruga Up sandals were designed for summer days and boast a thick characteristic sole for more height and a unique look.