Skin IQs lash lift is an alternative for clients who cant have lash extensions or their lashes are already long and they just want a curl. A lash lift sets the shape for your lashes using a chemical solution. Results should last up to 4 weeks. thank a lash lift is a perm for your lashes that shapes them into the perfect eye-opening curl. It's paired with a lash tint to make lashes stand out even more!