CHI Enviro Flex Hold Hair Spray - Natural Hold Cationic Hydration Interlink lets you spray, scrunch, mold, and hold to create multitudes of styles without added weight. CHI Enviro Flex Hold Hair Spray Natual Hold is a style hold memory, fast drying hair spray. Contains an innovative new technology that offers true versatility. It provides incredible shine. Contains less than 55% VOC to help protect the environment.