SOBIAB® is a base & builder gel one. Perfect for building and lengthening the nails. SOBIAB® can be soaked off (usually 15-20 minutes). We recommend that you file away the top layer. After which you can immerse it in the Gel Polish Remover. Curing time: 90 seconds. For a thin layer, 30 seconds is sufficient. SOBIAB® is not designed to replace the beloved Flubber. SOBIAB® is a much harder and stronger version. SOBIAB®, like all INK cosmetic products, is animal-friendly.