The Nike React Pegasus Trail 4 GTX Trail Running Shoe in Black and Gray is a women's size 10 sneaker designed for outdoor activities. This athletic shoe features a lace-up closure, reflective accents, and water-resistant properties, making it suitable for running, hiking, and other outdoor adventures in various seasons. With a comfortable foam insole, rubber outsole, and Nike's React technology, these shoes offer performance and support for activities like gym training, walking, and cross-training. Perfect for those who enjoy outdoor sports and activities while maintaining a stylish athleisure look.