Experience the invisible feeling of our ZERO Microfibre series in a new silky-smooth GRS-certified microfibre that s better for you and the planet. Enjoy even more invisible comfort with the addition of two new matching wireless bra styles. These ZERO Microfibre Hipster Briefs deliver seam-free, invisible comfort in a new, ultra-light GRS-certified recycled microfibre with scalloped edges for a smooth look.