Discover effortless and convenient flossing that's 150% more effective than string floss in improving gum health! The Philips Sonicare Power Flosser 3000 Cordless with 14-day battery life, large reservoir (no need to stop mid-clean to refill!), and is waterproof -- CAN USE IN THE SHOWER! You can improve your gum health by 50% in just 1 minute per day!