Implants/bridge and orthodontic brace floss (Blue). x-floss Lite is thinner than x-floss (green). it consists of a firm nylon threader with bulky yet flexible, soft floss for superior cleaning. The material used for the floss section is soft yet cleans better than any other floss product due to its ability to grab the plaque. Patients find it easy to use which increases patient compliance. Recommended by dental hygienist to use x-floss Lite.