Le Parfait X CoffeeSock Cold Brew KitSmooth, rich cold brew made simple and sustainable. The Le Parfait x CoffeeSock Cold Brew Kit combines a durable glass jar with a reusable organic cotton filter to create an easy, low waste brewing system for coffee at home. Designed for convenience and clean flavor extraction, this kit lets you steep coarse ground coffee in cold water for hours, producing a naturally smooth, low acid cold brew. The reusable CoffeeSock filter replaces single use paper