2XU Women's Thermal Compression Tights lycra-blend Imported Supports and protects gluts, abductors, IT band, quad, hamstring and calf muscles, helping reduce muscle swelling and soreness Utilizes a brushed loft interior thermal layer for a perfect combination of compression power, flexibility and warmth Muscle Containment for reduced vibration and oscillation, less muscle fatigue and damage Certified 70 Denier Invista LYCRA Compression with a 360 degree fabric knit construction for a consistent yet powerful pressure Lightweight and breathable fabric with SPF 50+ sun protection for all day comfort