House of Negesti Kasai Copper Ring This beautiful adjustable ring is handcrafted in copper. Kasai is a river of southwestern Africa flows east and then north and northwest. Perhaps this is the story of the movement of the ring. Color: Copper Size: adjustable Measurements: approximate and taken flat Head: 5/8 in. w x 1 3/8 in l as shown Material: Copper Care: Copper can be cleaned with apple cider vinegar or lemon juice on a cloth and shined to restore its color and luster. Condition: Brand New in pouch New to Poshmark? Use referral code CLARITYFINDS and get $10.