Sterling Silver Endless Circle Hoops & Monogram Sterling Silver Hoop Drop Set. Choose 20mm or 30mm (pictured) hoops in the options above. Endless oval 30mm hoops are approximately 1.25 Inches in diameter. Hoop drops are made of sterling silver and are each 3/8 of an inch in diameter. They are hand stamped with your choice of a single initial or classic monogram. Each set of hoop drops are unique and handmade. Choose your monogram style & please enter the initials you would like on your drops in the notes section at checkout. Please allow 10 days for your hoop set to arrive as they are made to order. Select the gift wrap option and receive your gift in the Jewel Ya keepsake linen bag!