AG Split End Spa Repair Serum Hold factor 1 of 5 (Colour care hold factors are from 1 for least hold to 5 for most hold) Want to experience the ultimate in luxurious softness while you smooth split ends and protect your hair colour? Simply add a few pumps of split end spa serum to your styling regimen and experience silky smooth, sexy looking hair like never before. Infused with AG’s unique CARE Complex. WHO IT'S FOR: Ideal for any hair type requiring increased health and softness while protecting hair colour. HOW TO USE: Dispense a small amount & work through clean, damp hair. Do not rinse. WHY TO LOVE: Instantly conditions and repairs split ends while significantly protecting hair colour with AG's CARE Complex.