YOLU Deep Night Repair Treatment refill 350g is an intensive overnight hair treatment formulated with live collagen to repair damage while you sleep. The rich creamy formula penetrates and rebuilds weakened strands, replenishing moisture, smoothing cuticles and reducing breakage and split ends. Lightweight yet nourishing, it leaves hair soft, glossy and more manageable by morning with a calming scent to enhance your bedtime routine. Packaged as a convenient refill pouch it is ideal for dry, chemically treated or heat damaged hair that needs concentrated nightly recovery.