Chi Silk Infusion Hair SerumLuxurious Silk Infused Care for Smooth, Shiny Hair CHI Silk Infusion Hair Serum is a luxurious leave in formula that delivers smoothing and shine enhancing benefits to all hair types. Infused with silk proteins and nourishing oils, this lightweight serum helps smooth frizz, tame flyaways, and provides heat styling support while creating a silky smooth finish. Perfect for achieving salon quality results at home, this professional grade formula leaves