Full French Lace Hair System: The Ultimate in Comfort and Invisibility. Meet this toupee, our stealth-mode full French lace hair system. If your client is looking for ultimate comfort and realism, this is the perfect piece for him. The fully transparent French lace base is ultra-light, breathable, and invisible—so natural your client will forget it’s there until the compliments start. Made with 100% human hair, it flows flawlessly, while multiple densities and sizes are available to fit every client seamlessly.