Americano 20In Strand By Strand Keratin Extensions Suitable For They Are Lightweight And Suitable For Every Hair Type, Texture And Length. The Strand-By-Strand System Consists Of Keratin Protein Bond Hair Extensions. The Bond Gently Wraps Around The Hair Shaft While Mimicking The Hair Cuticle By Expanding When Wet And Compressing When Dry; Thus Preserving The Hairs Integrity. These Extensions Seamlessly Provide Length And Volume To Offer Versatility When Styling. All Of The Keratin Protein Bonds Can Even Be Custom Cut To Match Your Natural Hair Density. The Strand By Strand Keratin Hair Extensions Can Be Easily Installed Using The Thermal Applicator Tool. Ingredients: 100% Human Hair, Keratin Protein 25 Pieces This Product Is Paraben-Free Imported All Items For External Use Only