Quantity: about 300 Pcs Rubber Bands in a bag.Packaged in Storage box for easy storage. Size:Each Rubber Band is about 60mm/2.37" diameter internal diameter is about 38mm/1.5",about 1.4mm/0.056" thickness,about 1.4mm/0.056"width. Rubber Band can stretch up 12 times longer.They are Strong Elastic and Good Quality. Color:White. Usage: Tie money, Food, Hair, Package, Household, Office, Industrial, and Agriculture etc.