- Ribbed Cropped Top and Bootcut Pants Sets - Soft & Light weight high stretch Rib Knit - Women's top and pants set with very soft stretchy fabric. Style number: BTP5493 Fabric Details: 92% Polyester, 8% Spandex The material is very comfy and the touch is soft. Cropped tank top and bootcut pants style makes you more trendy and stunning. Perfect to wear in casual, daily, and outdoor. 95% of customers are satisfied with its softness, fit, and lightness.