We try to ensure that there are more than 100 star studs in each package, so that we can replace the damaged star studs during transportation or use, and ensure that more than 100 star studs can be used. Because the products are extruded each other, spikes may be bent, does not affect the use of, they can be broken straight and then used. The spikes is 4 mm, please do not use in thick clothes, hats, bags Note: 1. Please allow 1mm error due to manual measurement. 2. Packing by weight, there may be an error in quantity. 3. Color might be slightly different due to the color calibration of each individual monitor. 4. The product contains small objects and star studs with spikes, adult supervision require. 5. Size: 5 mm(15 inch), Very Small Star Stud, Please Check the Size Before Buying.