1.Hair essence contains collagen protein\vitamin B\amino acid, can deeply moisturizing hair, prevent hair ... dry 2.GMPC available. Product Name: Dynamic collagen essence Item No.: 24C-009 Specification: 15ml*6 Packing: 24sets ... : 4.8kgs Function:High-efficient moistening factor and humectant, contains collagen protein\vitamin B\amino acid, can deeply moisturizing hair, prevent hair ...