These exclusive knot-free individual lashes are permanently curled waterproof easy to apply. And comfortable to wear. They're so natural you forget they're not your own and they can be worn for up to 6 weeks at a time. And are Dura lash individual lashes are the closest thing to natural lashes ever developed. One Dura lash package contains 56 lashes. Available in flare and naturals styles and come in black or brown and short medium and long-lengths. Dura lash individual lashes are the closest thing to natural lashes ever developed. One Dura lash package contains 56 lashes. Available in flare and naturals styles and come in black or brown and short medium and long-lengths.