CW-X Women's Insulator Traxter Tights 90% Polyester, 10% Spandex Imported Our "Warm Stretch" temperature-regulation fabric keeps you warm during cold workouts Our variable compression construction provides more compression around major muscle groups and less round knees and hips for natural movement COCONA natural fabric technology provides odor-resistance benefits and UV protection Our "support Web" acts as a suspension system for specific muscle groups providing increased power and additional support and alignment SPF 50+ for UVA/UVB Protection Flat seam construction eliminates abrasion, increases comfort and enhances fit by reducing bulky seams