Funny Gym Shirt for Lifters – Flex Armstrong Astronaut Moon Huge Arms Pump Cover T-Shirt – Meme Gymbro Workout Tee

Meme-Worthy Gym Humor: This funny gym shirt features a legendary space explorer with unreal pump cover-worthy arms.

For Lifters & Gymbros: Perfect for bodybuilding, powerlifting, or chasing those sweet, sweet gains at the gym.

Moon Gains Approved: If you train like an astronait (yes, we spelled it that way), this tee is your official uniform.

Huge Arms, No Problem: Whether you're flexing or failing, this pump cover T-shirt keeps the vibes strong.

Gym Laughs Guaranteed: Because workouts should be fun—rock this meme tee and let the gym know who’s (not) skipping arm day.

Calling all gymbros, lifters, and fitness meme lovers! This funny gym shirt is your ultimate pump cover for those unreal (or slightly exaggerated) arm gains. Featuring a legendary space-themed warrior with huge arms, this tee is a hilarious nod to gym culture, perfect for bodybuilding, powerlifting, or just pretending you live in the weight room.

Whether you're hitting a new PR or just there for the protein shakes, this Flex Armstrong-inspired astronait design celebrates the grind—and the memes that come with it. The moon gains are strong with this one, so if you’ve ever felt like your arms deserve their own gravitational pull, this pump cover T-shirt is your official uniform.

Great for gym workouts, lifting sessions, or casual flexing, this funny tee keeps the vibes light and the laughs heavy. Pair it with your favorite shorts or wear it as a gymbro statement piece—either way, you’ll be the funniest lifter in the room.

No, it won’t magically add 10lbs to your bench, but it will make leg day slightly more bearable. Grab this meme-worthy top, rep those huge arms, and let the gym know you’re here for the gains… and the jokes.

The 100% cotton unisex classic tee will help you land a more structured look. It sits nicely, maintains sharp lines around the edges, and goes perfectly with layered streetwear outfits. Plus, it's extra trendy now!

• 100% cotton
• Sport Grey is 90% cotton, 10% polyester
• Ash Grey is 99% cotton, 1% polyester
• Heather colors are 50% cotton, 50% polyester
• Fabric weight: 5.0–5.3 oz/yd² (170-180 g/m²)
• Open-end yarn
• Tubular fabric
• Taped neck and shoulders
• Double seam at sleeves and bottom hem
• Blank product sourced from Honduras, Nicaragua, Haiti, Dominican Republic, Bangladesh, Mexico

Disclaimers: 
• Due to the fabric properties, the White color variant may appear off-white rather than bright white.
• Dark color speckles throughout the fabric are expected for the color Natural.

This product is made especially for you as soon as you place an order, which is why it takes us a bit longer to deliver it to you. Making products on demand instead of in bulk helps reduce overproduction, so thank you for making thoughtful purchasing decisions!

Age restrictions: For adults
EU Warranty: 2 years
Other compliance information: Meets the flammability, lead, cadmium, phthalates and formaldehyde level requirements.

In compliance with the General Product Safety Regulation (GPSR), Next Cult Brand ensures that all consumer products offered are safe and meet EU standards. For any product safety related inquiries or concerns, please contact us at info@nextcultbrand.com or write to us Next Cult Brand.