The company uses dozens of materials for dental floss, including: PTFE, polymer, PE, color PP thread, bamboo charcoal thread, water fluffy thread, wax-free thread, nylon, high-tech thread, polyester thread, environmentally friendly degradable thread Wait. There are dozens of flavors of dental floss, including mint, strawberry, green tea, lemon, orange, cinnamon, grape, eucalyptus, sage, juniper, etc. The flavors used are all natural grades.