Dental floss that combines the three functions of floss, brush, and threader. - Product Name: ProxySoft 3in1 Floss - Number of Strands: 100 Pre-Cut Strands - Features: 3 functions of floss, brush, and threader - Uses: Cleaning between bridges and implants - Material: Soft nylon - Made in: USA - How to use: Can be used with water or toothpaste There are two boxes available. We will offer a discount if you purchase both, so please feel free to inquire.