It adopts Nami technology, 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, great for those who have fragile teeth and other teeth-related worries. Soft bristles of the toothbrush help you prevent teeth recession from aggressive brushing, with comprehensive cleaning function, also suitable for tongue-cleaning. PVC tube is available. Your next promotion is covered! Made from abs, pvc material, measuring 7.3*0.6 inches, this custom extra soft manual toothbrush with pvc tube. Usage Scenarios: Office supplies, school stationery, corporate promotions, trade show giveaways. Customization available: Print your logo or customize packaging and color schemes. Product Highlights: Portable, durable, practical for daily use.