Product Description: Package includes: 4 soft toothbrushes, you can share with your friends and family as a gift, also portable for outdoor activities such as travel or camping The soft bristles on the toothbrush help you prevent tooth loss caused by aggressive brushing, with comprehensive cleaning function, also suitable for cleaning the tongue 20,000 soft bristles: More than 20,000 fairly soft micronano bristles penetrate the sulcus of the teeth and the gum line, clean the teeth thoroughly and gently, and remove the dirt without damaging the enamel Suitable for: This finely designed toothbrush uses nanotechnology, ideal for those who have fragile teeth and other dental-related concerns. Proper size: Micro-nano manual toothbrush measures 17.5 * 1.5 cm, the bristle length is 1 cm, suitable size for easy holding and thorough cleaning, also allows for convenient transport Size: 17.5 * 1.5 cm Color: black, white Hair bundle thickness: soft hair Heat-resistant temperature: 70°C Material: PBT (handle) Weight: about 12 g per piece Package list: 10 pcs soft toothbrushes