An artificial lash extension system includes multiple lash extensions designed to attach to an underside of natural lashes. Each of the multiple lash extensions include multiple clusters of artificial hairs. Each of the multiple clusters include at least two artificial hairs. Each of the multiple lash extensions include a base from which the at least two artificial hairs of each of the plurality of clusters protrude. At least some of the artificial hairs are connected to one another at a respective part of the base by at least an application of heat.