Features:- Insulated heating zone in the thigh like heat pants 1.0- Soft inner plush for additional insulation- Highly elastic 3D stretch fabric for perfect fit- More stretchy, less bulk- Wearable under any trousersSpecifications:Material: - Outer material: 83 % nylon, 17 % elastane- Inner material: 80 % nylon, 20 % elastane Compare prices from: Lenz in Women's Underwear & Lingerie