Revive and strengthen damaged hair with the KERASILK Strengthening Bond Builder. Designed for chemically treated or colour-damaged hair, this lightweight leave-in treatment uses advanced Bondamide Technology to reinforce hair from within, boosting strength and resilience. Biomimetic Silk smooths and softens each strand, restoring shine and touchable softness to dry, brittle hair. Infused with KERASILK’s signature floral amber scent, it leaves hair feeling refreshed and luxuriously scented. Simply apply to towel-dried hair and leave in—no rinse needed. Ideal for regular use to protect and repair over-processed hair. Free from: silicones, sulfates, dyes, microplastics, mineral oils, and parabens. 100% vegan formula. For the most up-to-date ingredient list, please refer to the packaging prior to use.