Dental Floss, 1.good strength, not easy to break, ... and the plague that a tooth brush can miss Dental Floss,good strength, not easy to break,help to ... easy to use and safe, good material of nylon floss, waxed or mint, FDA approved.Features:1) Elegant ... simplicity designed for airline and travelling2) Floss types available: nylon floss, expanding floss3) Favors available: waxed and mint ...