Price listed is for 40 grams of beads. These are approximately 15mm by 13mm metal spring beads. These can be used as a wrap for 10mm to some much larger beads, depending on the shape you want the spring to be in. If you would like to string these beads, hole size measures approximately 1.8mm. There should be around 58 beads in 40 grams. Some will be entertwined due to the nature of the beads. The size and shape may vary between each bead.