Features: 1.Manufactured from prime medical grade material, these elastics are the highest quality elastic on the market. 2.Every package is checked to assure all cuts are consistent and that the forces are correct. 3.Dental/Orthodontic Elastic Bands 4.You will receive 10 Bag/Box (100pcs per bag) 5.Size: 6.5 1/8" 3/16" 1/4" 5/16’’ 3/8’’(3.2mm 4.8mm 6.4mm 8mm 9.5mm) Package Include: 10 Bag/Box Dental Orthodontic Rubber Bands Caution : This product contains natural rubber latex which may cause allergic reactions. It should not be used on or by anyone who is sensitive or allergic to latex. Anyone that experiences any adverse reaction to the product , should immediately discontinue its use and consult a physician..