micro rings system - which causes no damage to your natural hair. Micro rings are similar to Thermal Bonding but without any glue, a strand of extension hair is attached at a time using a small ring the Micro Ring which is closed flat to tightly hold the extension hair to your own natural hair. They are undetectable to the naked eye and give amazing results.
Fusion is generally the preferred method as fused hair extensions can last up to three to six months with skilled application and proper care. With fusion hair extensions, the extensions should be indistinguishable from your natural hair. If properly applied, the attachment site should be virtually invisible.
Fusion hair extensions can be applied in different ways: hot or cold fusion. Hot fusion or bonding uses hot glue to attach extensions to your hair. This is the more traditional method. While it does have many happy followers, others say that the glue causes the extensions to feel stiff and unnatural. These extensions can last up to 4 months.