Summer-Ray SS16 4mm Assorted Color Hot Fix Rhinestuds In Storage Box 10800pcs (75 gross) of ss16 4mm hot fix rhinestuds. These rhinestuds are made of anodized aluminum. 15 different colors as shown in the photo. Come in a plastic storage box with 15 compartments. Each compartment holds rhinestuds of a color. The plastic storage box measures approximately 7 inches by 4 inches by 1 inch in size. Approximately 720pcs of rhinestuds for each color. These hot fix rhinestuds are suitable to be used with a hot fix applicator too, as well as an iron or a heat press.