Onlyone 300ml Rechargeable Cordless Water Dental Flosser (Blue) $7

Onlyone 300ml Rechargeable Cordless Water Dental Flosser (Blue) on sale for $29.89 - $22.90 when you apply promo code SKMAXZMF at checkout = $6.99. Shipping is free with Prime or on $35+ orders. Product Description from Amazon: At 1500-2000 pulses per minute at 50-150 PSI, it's 3x more effective than traditional flossing, removing 99.9% of teeth stains