Ardell Double Individual Lashes feature over twice as many lash strands for more dramatically intense eyes. Create more volume with weightless individual lashes. These lashes feature 60% more lash strands in comparison to regular individual lashes for more dramatic intense eyes. The look of added volume lashes are completely comfortable, waterproof and can be worn up to six weeks at a time. Also these lashes are permanently curled, knot free, and easy to apply, just attach to your own lashes for extended wear.