Front label panel: Extra-Soft Nylon Bristles V-Wave Replaceable Head REPLACEABLE HEAD SYSTEM economical, ecological, hygienic, safe & easy PATENTED -E-Z SNUG- SYSTEM safe & easy head replacement V-SHAPED BRISTLES clean better between teeth NO SYNTHETIC BRISTLE DYES EXTRA-SOFT BRISTLES dentist recommended E-Z GRIP HANDLE effective brushing smile brite Instructions: Dentists recommend that you not apply heavy pressure when brushing. This can damage teeth and fray or damage toothbrush bristles. The most important factor is to consistently brush and to reach all surfaces of your teeth. SAFE & EASY with the -e-z snug- system just pull the old head off & snap on the new. The head stays firmly in place until you want to replace it. Ingredients: ALL MATERIALS comply with EU regulations for toothbrush use Supplemental Facts: Dentist recommend you replace your toothbrush every 2-3 months for optimum oral care. It is essential to replace your toothbrush immediately if it shows signs of fraying or broken bristles.