Luxury & Custom {4mm w/ 1mm Hole} of 100 Individual Loose Tiny Round "Corrugated" Beads Made of Genuine Brass w/ Shiny Golden Metallic Elegant Ribbed Grooved Fluted Spacer Design {Gold} WARRANTY: These beads come with a lifetime warranty guaranteed by the manufacturer. CLEANING: Before cleaning beads you should research the best methods based on your beads materials. MATERIALS: These beads are made of the best materials available to the manufacturer. DURABILITY: These beads excellent quality and guaranteed to last the life of their owner.