Apply the btox: Apply the btox to damp hair, about 1 cm from the roots. Use a fine comb to distribute the product and remove excess. Step 2 - Plastca Dos Fios Thermal Sealing Hair Btox Mask 1000 ml: In a joint process of action with the other products, it promotes the natural long-lasting smooth effect on the threads and leaves the hair shiny and frizz-free.
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