19087GRN4L
For runners looking for a little self-sufficiency without weighing down their stride, the womens Dyna LT is a great option. With two 360-mL soft flasks and pocket space for nutrition and gear to boot, it'll take you from training to lightweight trail days in record time. Made with 100% recycled materials.
Sizing guides: https://www.osprey.com/lb/en/fitting-learning/size-fit