Stay warm during those chilly nights at Nationals Park with this Washington Nationals Roam Eco Recycled Full-Zip Jacket from Cutter & Buck. This eco-friendly jacket is made with double-knit interlock fabric, including 23 recycled plastic bottles, to provide unrivaled comfort and performance. With zippered side pockets to keep your belongings secure and a mock neck for added style, this lightweight jacket is ideal for year-round layering.