The schwarzkopf professional bc bonacure color freeze treatment ph 4.5 is the perfect sos remedy for colour damage when conditioning doesn't feel like enough'. '.strtoupper('k')eavy, escentual beauty team.'. '.strtoupper('w')hy you'll love the schwarzkopf professional bc bonacure color freeze treatment'. '.strtoupper('a') ten minute hair mask designed for very damaged coloured hair.'. '.strtoupper('e')nsures 90% colour retention for up to 30 washes.'. '.strtoupper('v')egan formula with a hair optimal ph value of 4.5.'. '.strtoupper('s')ls and sulphate free.'. '.strtoupper('w')hat you need to know'. '.strtoupper('t')he color freeze treatment is created with schwarzkopf signature advanced technology that strengthens and locks in colour vibrancy'. '.strtoupper('t')he formula features a vegan care complex made up of keratin that increases elasticity and cell equalizer technology which restores the hair's protective shield.'. '.strtoupper('t')he intensely nourishing treatment is also made with a hair optimal ph of 4.5 to preserve your colour, protecting the hair matrix, so coloured pigment stays frozen inside the hair structure'. '.strtoupper('e')very use works to restore hair's shine and smooth frizz, leaving hair sleek, nourished and more manageable to style and brush.'. '.strtoupper('w')hy it's escentual'. '.strtoupper('d')id you know that the color freeze treatment ph 4.5 is infused with schwarzkopf's first ever vegan colour preserving technology'? '.strtoupper('t')he vegan formula is an ideal way to ensure that your hair colour lasts longer between the salon and hair washes'. '.strtoupper('t')he color freeze treatment is best used alongside the rest of the color freeze range but can be swapped into any hair routine as an emergency mask for stressed colour hair.'. '.strtoupper('t')he best way to use it'. '.strtoupper('w')ork the formula through the lengths of towel dried hair'. '.strtoupper('l')eave in for ten minutes, then rinse thoroughly.'. '.strtoupper('t')he sustainable side'. '.strtoupper('t')he formula has a high level of biodegradability'. '.strtoupper('t')he tub is fully recyclable and made of 97% recycled plastic.'. '.strtoupper('v')alues'. '.strtoupper('v')egan.'. '.strtoupper('s')ls sles free, sulphate free, silicone free, microplastic free, paraben free and artificial colourant free.