CW-X Conditioning Wear Women's Stabilyx Tights Lycra^Nylon^Polyester^Spandex Imported 2-way stretch support web provides targeted support to knee and core joints and muscles - 80% nylon/20% lycra 4-Way stretch moisture wicking body fabric helps to keep the body cool and Dry - 80% Coolmax/20% lycra Flat seam construction eliminates abrasion, increases comfort and enhances fit by reducing bulky seams UPF 50+ for UVA/UVB protection Provides extra support to the lower abdominal muscles, hips and back for extra stability and power to the core area of the body