BIW Hydrosonic Carbon Duo Replacement Head Voucher Valid Developed to work in synergy

Developed to work in synergy with your Daily / Weekly Decree or as a standalone SOS mask

This may be necessary during sport at high altitudes or if you have health problems

Absorbency: 2 litres

The Discovery kit is the perfect way to test out the Decree range

BIW Hydrosonic Carbon Duo Replacement Head Voucher Valid Developed to work in synergyDroplet shaped brush head with carbon coated Curen filaments for gentle everyday whitening. The ultra fine Curen filaments of the Black is white Carbon brush heads are coated with activated carbon particles for stylish, innovative, gentle teeth whitening. With the CURACURVE ergonomics, every area can be easily reached for a thorough clean.