✅【Natural bamboo】—Bamboo toothbrush handle made of natural sustainable Bamboo ,they are biodegradable. ✅【Ultra soft】—Using Japanese soft toothbrush technology, more than 20,000 micro fine bristles are much thinner than other soft bristles which thicknesses at 120μm, fine and soft, deep oral cleaning, designed for sensitive teeth. ✅【Gentle care】— The ultra soft toothbrush do great cleaning jobs and without harming gums, avoid over stimulation and at the same time do tender gum massage, ideally for elderly, pregnant women gum recessions and people wearing braces. ✅【Firm grip】—The wave-shaped brush handle and the ergonomically designed thumb grip give you a comfortable and firm grip. ✅【Paper packing】—Our packages are made in craft paper,no worry about it polluting the environment when you throw it away.