77% polyester, 23% elastane material, the material is strong and impermeable (passed squat test) and suitable for various movements.The one-sided grinding treatment improves the softness of the pants, good breathability and good handfeel.77% polyester, 23% elastane.The wide waist design can control the belly and achieve the tightening effect. Stall triangle car line design, maximize free movement, reduce friction and abrasion.The cross-line design of the legs perfectly shows the lines of the hips and legs. It can be exercised and worn at home.Deep pockets on both sides, you can put keys or cell phones, etc. Please refer to the size chart to choose the size that suits you.