Czech Glass Metallic Lined Mix 2/0 E-Beads in a tube. Weight 22 grams. 2/0 Czech Glass E-beads are approximately 6mm in size and have a 1.6mm diameter hole. Each tube holds approximately 100 beads. These beads are ideal for leather, cord, knitting or crocheting and other embellishing. Czech Glass Beads are considered amongst the finest glass beads available in the world and come in a variety of colors, finishes, shapes and sizes.