This is the newest version. Bought summer 2023. Sold out color. Size 2 but runs really big. I'm 29 waist/ 36 hips, normally small/2 in bottoms and these are still too loose even for a jogger style. See athleta website for reviews of sizing and other info: https://athleta.gap.com/browse/product.do?pid=5336550320002&vid=1&searchText=Trekkie#pdp-page-content 69% Recycled Nylon/26% Nylon/5% Spandex ABRASION-RESISTANT: Resists snags and tears WICKING: Pulls sweat away from the body to the surface of the fabric so it can evaporate BREATHABLE: Airflow moves easily through the garment RATED UPF 50+ (Excellent Protection) QUICK-DRYING: Dries in a flash for ultimate comfort when breaking a sweat FOR: Hike, long distance, short distance, and trail running FEEL: Sleek, lightweight Ripstop has 2-way stretch for extra mobility FAVE: New high-rise fit with a Powervita waistband for gentle compression Updated zipper details and tapered hem Front zip pockets and a side cargo pocket holds your essentials