The Bumble and Bumble Hairdresser's Invisible Oil Primer is an essential pre-styling product designed to manage and prep the hair before heat styling or finishing. It provides a lightweight shield against environmental stressors while smoothing the cuticle for enhanced shine and manageability. This primer works to tame frizz, detangle knots, and protect against UV damage and breakage, making it a foundational step in any hair care routine. Use it on damp or dry hair to unlock softer, healthier-looking strands with improved texture and movement.