For those who are looking for a statement but still want something minimal featuring their school colors, this is for you. You'll love our Engraved Black Onyx Ring featuring a 3.5mm black onyx in sterling silver. Handcrafted in sterling silver in North America with responsibly sourced metals, BIXLER rings are a total must-have. Wear alone or stack with our other rings. Officially licensed by Philadelphia Flyers.