Natural Umbonium Shells

Umbonium vestiarum   ⅜" - ½"   
Sold by the ½ pound. Natural umbonium shells are usually brown, black, tan or pink and have varying designs. They are found on sandy mud bottoms in the Indo-West Pacific. The picture shows ½ pound. Buy a pound or two! You can fill vases or bowls or use them for crafts. We also have black umbonium and pearl umbonium seashells.