"LCN BIO Glass Gel is a 100% acid-free gel made of bio-ceramic material with nail-building ingredients.Bio-Glass contains only compounds that are accepted by the human body. This helps avoid the body's reaction of stress shielding, which is the encapsulation and repulsion of a foreign body.Bio-Glass creates a natural bond to the natural nail. Due to its special inorganic composition, Bio-Glass is not rejected by the body, but supports the formation of new tissue. In particular, adhesion to the natural nail is improved. Bio-Glass also acts as a carrier of bioactive depot substances.Suitable for all nail types, especially sensitive nails. With adhesion and build-up properties.The advantages of Bio Glass Gel at a glance:awarded with the Dermatest """"very goodstrong adhesion properties100 % acid-free and veganpermanently regenerates damaged nailsCamouflage optics conceals discolorationsApplication:Apply the BGG to the natural or artificial nail and build up.Then cure (2 minutes in the UV tube unit or 60 seconds in the LED unit). The BGG in a delicate pastel shade, suitable for all nail types, appears silky-matt after removal of the dispersion layer.Then seal with an LCN sealer of your choice."