Features: Experience all day warmth with advanced heating technology in these high waist nylon panties featuring tummy controlled design and thermally retention for winter comfort. Engineered with breathable nylon fabric, which has good elasticity and wear resistance, ensuring comfortable wearing. Fine cutting and sewing technology, seamlessly construction, this underwear combines moisture wicking performances with invisible shaping support. Ideal for women seeking both figure enhancing support and portable warmth during cold weather activities or daily wear. Perfect for outdoor workouts, office days, or lounging at home, these panties maintain comfort during prolonged sitting, exercising, or layering under outfits. Specifications: Component: Nylon Optional Color: As picture shown Optional Size: app. As picture shown(Chinese Size,follow the size chart) Size:S Length:37cm(14.57inch) Waist:33cm(12.99inch) Size:M Length:38cm(14.96inch) Waist:35cm(13.78inch) Size:L Length:39cm(15.35inch) Waist:37cm(14.57inch) Size:XL Length:40cm(15.75inch) Waist:39cm(15.35inch) Quantity: 1pc Package Includes: 1pc thermally and warm tummy controlled underwear note: Please allow 1-3cm error due to manual measurement. please sure you not mind before you bid. Due to difference between different monitors, the picture may not reflect the actual color of item.