We are SO.CAP. Original USA Hair Extensions, also previously known as SOBE Hair Extensions of Paris. All our hair is professionally treated and conditioned in Naples, Italy. SO.CAP. Original USA Hair Extensions use 100% natural hair from India. SO.CAP. Original USA Hair Extensions system is based on fusion application techniques. This type of hair extensions offers the traditional system with hot fusion as well as the greatest technological refinement with the Infralight Machine. And, the Infralight uses cold fusion with infrared modulation to melt the keratin in the most effective way for safe and flawless applications.