polyester and polyurethane,, elasticated closure system with laces and zip,, thin mesh upper,, loop sports icon logo printed on the front,, balenciaga logo on the upper,, size printed on the back of the heel,, two-tone laces with rope closure that recall the laces of trekking shoes,, thin and ultra-light outer sole,, loop on the heel and on the tongue with reflective detail,, foldable model to fold the shoe in half using the zip pull on the outer sole