Gisou By Negin Mirsalehi Propolis Infused Heat Protecting Spray in Beauty: NA. Gisou By Negin Mirsalehi Propolis Infused Heat Protecting Spray in Beauty: NA. Heat me, treat me, complete me - the mantra for Gisou By Negin Mirsalehi's Propolis Infused Heat Protecting Spray. Infused with a key ingredient that bees use to strengthen the walls of their beehives, this vitamin and mineral rich spray will protect hair from heat up to 446°F/230°C to prevent damage from blow-drying and styling tools.. Includes a UV filter to protect against the sun. Cruelty-free. Free of Silicones. 6.8 fl oz/ 200 ml. Before blow-drying, evenly mist from an arm's length onto towel-dry hair. On dry hair, spray lightly from roots to ends onto hair that has been divided into sections, and allow to dry before using styling tools. Do not spray directly onto heated styling tools. GISU-WU2. 50100-200. Gisou is a honey-based haircare line founded by Negin Mirsalehi using ingredients harvested from the Mirsalehi bee garden. Due to its incredible moisturizing and softening properties, Gisou believes that honey is a magical elixir. After receiving countless questions about her shiny, voluminous hair from her social media followers, Mirsalehi founded Gisou in 2015. Since then, the brand has continued to offer high-quality, bee-based hair products that are as effective as they are beautiful.