It is ideal for practicing hand-eye coordination and improving fine motor skills. Through this family activity, children's creativity and imagination can be stimulated. Meanwhile,it makes children away from electronic screen and protect their vision. Specifications: Size: It is approx 0.2(5mm)long, and the diameter of the hole is approx 0.12(3mm). Material:plastic Color:black and white Quantity:2000 NOTING Please allow slight difference in dimension due to manual measurement. This product is only suitable for children over 3 years old under the supervision of their parents. Q: What are the dimensions of this item? A: It is approx 0.2(5mm)long, and the diameter of the hole is approx 0.12(3mm). Q: Does it comes with a iron? A: No,there is not a iron in the package. You have to use your own iron. Q: Can a 6 years old child play this? A: It is fit for all 5+ ages children with the adult supervision. Q: How many beads of each color? A: 1000 white fuse beads and 1000 black fuse beads. Q: Is there some patterns for ideas? A: No,they are just fuse beads.