Replacement Heads Compatible with RANVOO AirJet X5 Electric Toothbrush,Upgraded Jet Clean,10 Pack (Blue, Medium)

["【Specially Designed】:This head is specially designed.Unique design,more dense bristles，stronger vibration and more thorough cleaning.","【Sanitary Packed】: Each toothbrush head equipped with dust cover then sealed into plastic bag and together packed in paper box. Three layers of protection avoid dust pollution during packing and transportation.","【Teeth Protection】: 95%-98% top of bristle rounded before packaging. Just considering protecting teeth when brushing in high vibration. The teeth enamel would get worn if bristle was not rounded.","【\"O\" Shape Bristle】: Shape of bristle is designed in \"O\" shape thus the head can fit to your teeth well.","【High cost performance】: A box of 10 pieces can meet your need to change your toothbrush, and the price is more appropriate."]