Microfibre; A modern high-tech blend of polyester or polyamide fibres. A dense, closely-woven yarn/fabric which is very light, smooth, soft, hard wearing and breathable. The integrated gathering at the back and extra "power control" (wovenreinforcement zone) ensure optimal fit and support for a growing tummy. "Soft & seamless" maternity brief; breathable, soft and without seams. The wide waistband prevents cutting in.