Summer-Ray SS16 4mm Assorted Colors Hot Fix Rhinestuds In Storage Box 5760pcs (40 gross) of SS16 4mm hot fix rhinestuds. These rhinestuds are made of anodized aluminum. 10 different colors. Come in a plastic storage box with 10 compartments. Each compartment holds rhinestuds of a color. The plastic storage box measures approximately 5 inches by 2.75 inches by 1 inch in size. Approximately 576pcs (4 gross) 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.