Sunnyvale Natural Hair Color is the leading manufacturer of natural hair coloring products in North America. Products are made of 100% natural ingredients, chemical free, non-toxic, hypoallergenic, do not contain Ammonia, Peroxide, PPD, or Synthetic dyes. Quality is our benchmark. We offer natural pure Henna, pure Indigo, pure Cassia(herbal hair conditioner) & other natural herbal hair care products. The henna/indigo special process is the only natural way to dye grey - white hair into light brown, dark brown and black.