Bumble And Bumble Hairdresser's Invisible Oil Primer 60ml - serum. Description A mist of many wonders. Infused with 6 featherlight oils it helps soften detangle de-frizz tame flyaways ease styling and protect against breakage heat-styling and UV damage. Perfect for use on dry coarse or brittle hair. To use: Spray on damp or dry hair before styling. comb through and style. Features & details A mist of many wonders. Infused with 6 featherlight oils it helps soften detangle de-frizz tame flyaways ease styling and protect against breakage heat-styling and UV damage. Perfect for use on dry coarse or brittle hair. To use: Spray on damp or dry hair before styling. comb through and style.