One Step Carbosystem Smoothing 16.7 Oz

1-Wear gloves during process.Wash hair thoroughly

2-Blow dry hair up to 80%Spread One Step with a fine comb or yours finger, starting from de nape to the forehead.

3-Wait 30 minutes and blow dry 100%.

4-Heat hair straightener to 375 F and straighten thin strands 5 to 7 times for optimal results. 

this product do not need to rinse, do not change color of hair when straightened