1. With high-quality BPA-free ABS body, PC water tank/bottom cover, silicone tongue cleaner and stainless steel extension tube, the water toothpick is super safe and durable. 360 rotatable nozzle and sleek ergonomic design make it easy to use2. The portable flosser features a 2-in-1 clear top cover for easy cleaning. Wireless functionality makes it lightweight and compact for use at home, travel or on the go3. Equipped with the world's leading power motor, 1 minute dental spa every day, 45 days cleaner, fresher and healthier oral state4. Whether you are dating or traveling, this is a must to give you a confident smile5. Dentists highly recommend cordless flossing as it is 5 times more effective in improving gum health than flossing. It removes plaque and food debris that brush and floss cannot reach.