X-10 Hair Extension Care Shampoo 250ml. The X-10 Hair Extension Care Shampoo has been specially formulated to gently cleanse both fibre and natural hair extensions. Can be used as your daily hair shampoo, with a lightweight formula that detangles hair, leaving extensions soft, silky and manageable. The X-10 Hair Care Extensions specially formulated products provides TLC for your hair extensions to ensure they stay well-maintained and last longer.