Luxury & Custom {4 x 7mm} of Approx 50 Individual Loose Tiny Size Hexagon Cylinder "Square Tube" Beads Made of Genuine Hematite w/ Basic Classy Magnetic Design on Strand {Black} 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.