Nanogen hair fibre locking spray locks your natural keratin hair fibres in place all day long wind, rain or shine'. '.strtoupper('t')his light hold spray keeps your hair looking healthy and fuller while providing a completely natural shine, meaning you can go on about your day in confidence'. '.strtoupper('t')he hair fibre locking spray uses patented waterproofing styling polymers, translucent shine enhancers and colour protecting uv filters that shield each hair fibre from colour damage'. '.strtoupper('t')his ensures your hair stays looking thick and healthy all day'. '.strtoupper('n')anogen hair fibre locking spray is specially formulated not to affect the penetration of minoxidil or any other topical treatment'. '.strtoupper('t')o use 1'. '.strtoupper('f')or a secure hold, hold the bottle 10cm from your hair and spray four times 2'. '.strtoupper('t')o make your hair waterproof hold the bottle 5cm away and spray eight times 3'. '.strtoupper('i')f your hair gets wet, allow it to dry in the air without touching it, and then reapply your nanogen fibre locking spray in clinical tests, 90% of hair fibres remained in place after five minutes underwater.