X-10 Hair Extension Care Kit 4x Bottles. Kit contains 1x Hair Extension Shine Spray 125ml, 1x Hair Extension Care Shampoo 250ml, 1x Hair Extension Care Conditioner 250ml and 1x Hair Extension Leave-In Treatment 250ml. A kit to help with the maintenance of hair extensions. The X-10 Hair Care Extensions specially formulated products provides TLC for your hair extensions to ensure they stay well-maintained and last longer.