How To For Sensitized Hair. Shampoo hair and towel dry thoroughly. Wear suitable disaposable gloves. Wind with water taking care to avoid tension. Apply lotion once winding is complete. Apply the lotion to each curler 3 times to ensure even saturation. Place processing cap over whole head. Do not use with heat. Leave to develop for 10 minutes. Rinse out wave lotion for a minimum of 5 minutes or longer than necessary.