Handmade, natural cow horn gives this set of three stacked rings a distinctive edge. From Soko. Handmade, natural cow horn gives this set of three stacked rings a distinctive edge. From Soko. Includes three stack rings Two rings with round center; one ring with rectangle center; handmade, natural cow horn; polished finish Sizes 5, 6, 7, 8, 9, 10 Approximate measurements: Round 1/4"L; Rectangle 3/8"L x 3/4"W Made in Kenya Includes three stack rings Two rings with round center; one ring with rectangle center; handmade, natural cow horn; polished finish Sizes 5, 6, 7, 8, 9, 10 Approximate measurements: Round 1/4"L; Rectangle 3/8"L x 3/4"W Made in Kenya