Loeffler Randall Roberta Low Heel Clog in Cognac. - size 7 (also in 6.5) Loeffler Randall Roberta Low Heel Clog in Cognac. - size 7 (also in 6.5) Vachetta leather upper with rubber sole. Made in China. Wooden heel. Clog sandals are made of natural wood and will deteriorate with exposure to consistent moist environments. Gold tone hardware. Heel measures approx 2.25 HPlatform measures approx 1 H. LOEF-WZ361. ROBERTA-VA. At Loeffler Randall they have set out to create the perfect lifestyle assortment for the chic, modern girl - from the ultimate ballerina flat to the perfect pump, and then some. They have created a collection that possess an understated elegance and are well cut and undeniably feminine. Success at last.