... be much healthier in body and mind. 1. material: 100% Mercerized natural cotton thread, PP cotton stuffed and a plastic squeaker. 2 ... FREE,Non-toxic Dyes 3. technic: hand knit,100% hand work, hand crocheted, natural teeth flosser4. all materials are safe, eco-friendly ... our products have been selling to US,Europe, Australia and Japan, which have earned a good reputation for us.Our products ...