QTL412-TB Opaque Turquoise Miyuki Quarter Tila Beads. These Quarter TILA® beads have a flat, rectangle shape with dual beading holes. They are perfect for joining strands together or as spacers.Made by Miyuki of Japan, makers of popular Delica® seed beads, The Quarter TILA® beads are 5x1.2x1.9mm and are packaged in approximately 7.2 gram tubes.