Hike in comfort in this adidas half-zip. AEROREADY handles moisture to keep you dry as you hike and explore. Designed for wearing a backpack while you move, this half-zip features comfortable shoulder seams and a slightly longer back hem so you can focus on the trail ahead. Underarm gussets give you a wider arm range as you climb.Made with 100% recycled materials, this product represents just one of our solutions to help end plastic waste.