Angel wings beads (also called a half moon bead) are formed from transparent & Ruby Red glass with both an AB finish & a Matte finish. These medium sized wing beads measure 10mm wide. Sold in packages of 24 to 25 beads.
The picture shows 7.5mm and 14mm angel wing beads in the lower left for size comparison.
4mm Round beads are formed from red glass, then are finished with both an AB finish and a matte finish. This combination of finishes is sometimes called a "ghost" finish.