BMJL Womens Athletic Running Shorts 2.5" Flowy High Waisted Ruffle Shorts | workout,gym,two side pockets,elastic high waisted,quick dry fabric,built in liner,solid,gingham,leopard,striped shorts

From the brand

High Waistband/Ruffle Hem/Cute Side Pockets/Soft and Lightweight Fabric

Is there a lining of this shorts?

Yes, there is a built-in triangle shorts inside, which will not expose you when you do some high-intensity exercise. It is also suitable to be worn as a pair of casual shorts, which is fashionable and versatile.
Will these shorts being too baggy ?

No, though the short provides a few sense of baggy to offer customers enough room when they exercise, it will not affect the designed curve of the shorts.
Can I machine wash and dry this?

If you need machine wash please set a gentle cycle in cold water. And cloth hanger dry or low heat dryer will be both okay.
How should I choose the size ?

The short is true to size, just take your normal size. But according to consumers, If you are curvy or between sizes, consider ordering up a size !