Boiler up! Pick up this Purdue Boilermakers 4"x4" Decal Set to really show your Purdue spirit! This decal set features a black and gold Purdue train logo and a Purdue P with the "Boiler Up" slogan as well that will make an unforgettable addition to your home/car/office! Get one online or in-store today! This is an officially licensed collegiate product.