Save $30 on Philips Sonicare Water Flosser 2-Pack!

Costco is offering a $30 manufacturer’s savings on the Philips Sonicare Cordless Rechargeable Power Water Flosser 2-pack, bringing the price down to $99.99. This deal is valid from June 15 to June 28, 2026, and while supplies last.

This water flosser boasts 150% more effectiveness than traditional floss, removing 99.9% of plaque from below the gum line. The quad stream nozzle covers 9 times the surface area of a single stream nozzle, making it a highly effective tool for oral health. The set includes two USB-A charging cables, and the device is water-resistant for durability.

This represents a significant discount, especially considering this is a popular product with over 477 views. The $30 savings, combined with Costco's reputation for quality and member-only discounts, make this a very compelling deal.