This Waffle-Knit Collared Neck Cropped Top and Shorts Set from Dash Trend Store is a great basic style. It comes with two pieces and is made of 98% polyester and 2% elastane. It is recommended to machine wash cold and tumble dry low.
The measurements for the top are: S (bust 31.2 in, length 15.6 in, shoulder 14.4 in, sleeve length 8.2 in), M (bust 32.8 in, length 16 in, shoulder 14.8 in, sleeve length 8.4 in), L (bust 35.1 in, length 16.6 in, shoulder 15.2 in, sleeve length 8.7 in), and XL (bust 37.4 in, length 17.2 in, shoulder 15.6 in, sleeve length 9 in). The measurements for the bottoms are: S (hip 34.3 in, length 13.1 in, waist 25 in), M (hip 35.9 in, length 13.2 in, waist 26.5 in), L (hip 38.2 in, length 13.5 in, waist 28.9 in), and XL (hip 40.6 in, length 13.7 in, waist 31.2 in).