Under Armour Undeniable II Warm-Up Jacket - Men's There is no stopping your journey in the Under Armour Undeniable II Warm-Up Jacket. This great looking top will be Under Armour's signature sideline look for the season and packs the performance in to make it worthy of major college football. The durable shell is wind and water resistant and keeps you comfortable in any condition along with the AllSeasonGear construction and soft insulating lining. AllSeasonGear is specifically designed for temperatures between 55 and 75 degrees, but is great always on game day. Side zip pockets and an inner storage pocket keep articles handy as you take on the competition. Never stop reaching your goals in the Under Armour Undeniable II Warm-Up Jacket. Loose Fit. 100% polyester. Imported.