the brush lightweight & ergonomic design – brevi toothbrush is specially designed for ease-of-use. the brush head is fine-tuned for maximum comfortability. the comfortable handle design better adapts to the fingers to prevent excessive force, giving users peace of mind when brushing their teeth. high-end safe materials – made of sterile fiber bristles with anti-bacterial properties, brevi toothbrush is made to last. a very light abs handle ensures a durable and efficient toothbrushing experience. key benefits penetrate each enamel crevices – brevi toothbrush is unlike any ordinary toothbrush. each nano-fiber bristle penetrates the enamel crevice to remove food residue, bacteria plaque, and stains, without missing the blind areas of the tooth gap, picking out and removing harmful substances with its delicate craftsmanship. no damage to your teeth or gums – brevi toothbrush is specially designed for hypersensitivity. our super-soft 12,000 bristle toothbrush gently polishes the surface of the teeth without tearing up the gums. perfect for people suffering from sensitive teeth and bleeding gums. a lifesaver for babies, children, moms, the elderly, people with braces, and even dogs! why choose brevi™? find out why should chose the slim sling insted of regular bag before after   : new high quality. with 20,000 ultra-fine bristles, you can deeply clean your teeth, every corner. micron soft hair, more effective and gentle care for gum health. it adopts environmentally-friendly and antibacterial fiber hair, which is environmentally safe. suitable for bleeding gums and gums. specification: product material: environmentally friendly antibacterial fiber hair + abs high light handle product weight: 15g color: black, white, pink, green million ultra-fine bristles for effective deep cleaning of teeth. micron soft hair, effective care for gum health. the material is environmentally safe. it is suitable for people with bleeding gums and sensitive gums. package included: 1*toothbrush notes: due to the difference between different monitors, the pictures may not reflect the actual color of the item. compare the detail sizes with yours, please allow 1-3cm error, due to manual measurement. please leaving a message before you give the bad feedback, if the products have some problems. thanks for your understandings.