Although the risk of developing new allergies is reduced, there remains a risk of allergic reaction that can be severe. Always ask your stylist to perform an Allergy Alert Test 48h before each coloration. Strictly follow safety instructions and consult www.wella.com/kolestonperfect.
Although the risk of developing new allergies is reduced, there remains a risk of allergic reaction that can be severe. Always ask your stylist to perform an Allergy Alert Test 48h before each coloration. Strictly follow safety instructions and consult www.wella.com/kolestonperfect.
