Fireworks Drink Coasters in White Gold & Silver Set of 4 in a Gift Bag by Kim Seybert. The transitional Fireworks Coasters were inspired by the sparkling bursts of a favorite summer pastime. Glass and acrylic beads in gold and silver tones are hand-beaded on these classic coasters. A special beading technique is used to create radiating sparks. Materials: 65% Glass Beads, 35% Plastic Beads on Cotton Backing