Fits true to size – Take your normal size Model is 178cm/5ft 8.5in and is wearing size S Brand size conversion: XS = UK6-8, S = UK8-10, M = UK12-14, L = UK16-18, XL = UK20-22, XXL = UK22-24, XXXL = UK26-28 Double-layer waistband for tummy smoothing, center-seam free, four-way stretch, seamless design Composition and Care: 93% nylon, 7% elastane. Machine wash Colour: Very Black Sustainability: This product is made with a minimum 50% certified recycled nylon. Using recycled materials reduces waste, and also the dependence on natural or fossil fuel derived material. SPANX The Sustainable Edit Ecocare High-Waisted Seamless Leggings - Black