Radio mouth Blown and Hand painted by Radko Artisans. The ornament cap reads RADKO. What a beautiful piece the sparkle will melt your heart! You will be impressed with the beauty of the rare Radko piece! Welcome to the world of living treasures sparkling with holiday spirit! Christopher Radko ornaments are made entirely by hand using time honored technique stating back to the 1800s, a process that requires seven days to produce a single Ornament! This ornament was blown by European craftsman in tempered glass for durability, lined with sterling silver for luminous and hand-painted with loving care and intricate detail. As a sign of authenticity, each ornament is capped with a crown bearing the name Radko. Such touches make a Radko Ornament an instant heirloom and a treasured gift.