Hot Chillys Women's Micro-Elite XT Ankle Tights 90% nylon/10% spandex Made in the USA and Imported MTF Moisture Transfer Fabric to wick moisture away from the body UPF 30+ for Ultra Violet Protection Factor to keep sensitive skin protected Wind resistant, key/card pocket at back, wide waste band Mountain Weight-Warmest Products MTF Moisture Transfer Fabric to wick moisture away from the body UPF 30+ for Ultra Violet Protection Factor to keep sensitive skin protected Wind resistant, key/card pocket at back, wide waste band Mountain Weight-Warmest Products Flat Seam Construction reduces bulk and abrasion