Bottle of BYB Bond Fastness 401 glue, commonly used for attaching artificial nails or repairing natural nails. It is a strong, quick-drying adhesive that comes in a small bottle with a precise applicator. The glue is water-resistant and designed for both at-home and professional use. To remove nails glued with this type of adhesive, soaking them in warm, soapy water or an oily substance can help to dissolve the glue.