EDWIN Slim Tapered Kaihara Denim Blue Mid Dark Used I032060. Accommodating the more traditional aspects of the premium Japanese collection, the Classic Slim Tapered, Drop Crotch is based on ED-85 fit and is made from a KAIHARA denim fabric, and features a leather back patch. 98% coton | 2% polyuréthane. Zip fly. Made in Japan.