About this item Quantity 1000 Pc Assorted Mixed Colors Material: Made from a combination of high quality natural rubber and elastic,Rubber bands are sustainable and biodegradable, sustainable for home or office use. Size:Each Rubber Band is about 4cm/1.57″ in diameter ,about 0.17cm/0.067″ in thickness,about 0.17cm/0.067″ in width. Rubber Band can stretch up 7 times longer.They are Strong Elastic and Good Quality Usage: Tie money, Food, Hair, Package, Household, Office, Industrial, and Agriculture etc.