Pump Day Funny Motivational Workout Gym T-Shirt for Men, Lifting T-Shirt, Gym Gear, Gym Apparel, Workout Gift, Gift for Weightlifters, Gift for him Introducing the Pump Day Funny Motivational Workout T-Shirt. Made with a 60% cotton and 40% poly fabric blend, this shirt is very soft and lightweight, providing a comfort and regular fit. Its manly fashion cut with side seams adds to its stylish look. This shirt makes a great gift for any man who loves working out.