... hair.4.resist injuries in perm process.5.use reverse osmosis technology, so that the hair is still healthy ... softening rate should be above 90%. Rinse with warm water, and blow completely dry. 3. Adjust the temperature ... the hair for 10-15 minutes, rinse with warm water, and then daub NO. 3 agentia: Repairing ... hair, massage for 5 minutes, rinse with warm water, and blow dry. Caution1. Keep out of reach ...