In spite of all the talk about changing the fashion calendar and downsizing shows, Paris Couture Week was back in full swing with 30 on-calendar shows and dozens of other runways and presentations. Nothing felt “slow fashion” about the four-day frenzy.

However, some designers took issue not only with the pace, as fashion ramps up production once again, but set out to push forward the notion that haute couture, with its custom creations meant to elevate craft and stay above the trendy fray of fast fashion and ready-to-wear, can lead the conversation on sustainability. After all, what is more sustainable than garments made to last a lifetime (or two)? .