Apocalypse Gas Mask Skull Paracord Bead Twin Pack Apocalypse Gas Mask Skull Beads Twin pack contains 2 beads. Beads are perfect for 550 Paracord projects. Beads are made from pewter and are very solid. Beads weigh about 26 grams or .9 oz. Helmet is about 15 mm wide. These beads are sure to pack some extra punch on that monkey fist!