Reasonable design: Long and slim aesthetic and practical design, beautiful in look and practical in use. Combined with a small head, the manual toothbrush can easily clean the hard-to-reach area. Reassuring material: Without BPA, the soft toothbrush is friendly to most teeth types, odorless and safe. With more than 20,000 soft bristles, it can effectively help you well clean teeth and gum, and the bristles won't easily fall off for durable use. Size (approx.): Toothbrush: 18 x 1.3 cm/ 7.1 x 0.5 inch Bristles length: 1 cm/ 0.4 inch Package includes: 1 x Blue soft toothbrush 1 x Gray soft toothbrush 1 x Purple soft toothbrush 1 x Green soft toothbrush

Proper size: the micro-nano manual toothbrush measures 18 x 1.3 cm/ 7.1 x 0.5 inch, bristle's length is 1 cm/ 0.4 inch, suitable size for easy holding and deep cleaning, also allows for convenient taking. Suitable for: this delicately-designed toothbrush adopts nano technology, great for those who have fragile teeth and other teeth-related worries. 20,000 Soft bristles: more than 20,000 pretty soft micro-nano bristles, penetrate the sulcus of the teeth and the gum line, deeply and smoothly clean the teeth and remove the filthy without hurting the tooth enamel. Multi-duty: soft bristles of the toothbrush help you prevent teeth recession from aggressive brushing, with comprehensive cleaning function, also suitable for tongue-cleaning. Package includes: 1 x grey soft toothbrush, 1 x blue soft toothbrush,1 x green soft toothbrush, 1 x purple soft toothbrush, you can share them with your friends and family as gift, also portable for outdoor activities like travel or camping.