5.0 (1)
Save 17%
Markus Ruhl Mass Monster gym pump cover crewneck front flat lay on white background
Markus Ruhl Mass Monster black and white death metal album art style graphic with halftone effect and illegible metal typography
Close-up detail of Markus Ruhl Mass Monster black and white death metal album art style graphic with halftone effect and illegible metal typography showing halftone print texture
Model wearing Markus Ruhl Mass Monster bodybuilding pump cover crewneck in dark moody gym setting with dramatic lighting
Model wearing Markus Ruhl Mass Monster bodybuilding pump cover crewneck showing relaxed fit
Model wearing Markus Ruhl Mass Monster bodybuilding pump cover crewneck showing front graphic print
Markus Ruhl Mass Monster gym pump cover crewneck folded showing black fleece fabric and relaxed fit
Markus Ruhl Mass Monster gym pump cover crewneck rear flat lay showing blank back on white background
Markus Ruhl Mass Monster gym pump cover crewneck front flat lay on white background
Markus Ruhl Mass Monster black and white death metal album art style graphic with halftone effect and illegible metal typography
Close-up detail of Markus Ruhl Mass Monster black and white death metal album art style graphic with halftone effect and illegible metal typography showing halftone print texture
Model wearing Markus Ruhl Mass Monster bodybuilding pump cover crewneck in dark moody gym setting with dramatic lighting
Model wearing Markus Ruhl Mass Monster bodybuilding pump cover crewneck showing relaxed fit
Model wearing Markus Ruhl Mass Monster bodybuilding pump cover crewneck showing front graphic print
Markus Ruhl Mass Monster gym pump cover crewneck folded showing black fleece fabric and relaxed fit
Markus Ruhl Mass Monster gym pump cover crewneck rear flat lay showing blank back on white background
1 LIFTER REVIEWS

Mass Monster

Pump Cover
$58.00 $48.00 17% OFF

Select an option to add this to your cart.

91% Rated 'True to Size'
🔒 Secure Checkout
  • American Express
  • Apple Pay
  • Google Pay
  • Mastercard
  • PayPal
  • Visa
🚚 ETA 5-10 business days
📦 Free shipping over $70+
USA printed & shipped
🛡️ Shipping protection

MASS IS THE MISSION.

A tribute to Markus Rühl and the pursuit of mass that defined the freak era of bodybuilding.

  • Stressed texture effect
  • Double-needle stitching
  • Durable 50/50 cotton-poly blend
  • 8 oz/yd² fabric
  • Classic cut with crew neckline
  • Tagless print label
  • DTG printed in the USA
  • Made with ethically harvested US-grown cotton
PRINTED & SHIPPED FROM AMERICA.
  • Free shipping over $70 in the US
  • Out the door in 1–2 business days
  • US delivery: 5–10 business days
  • International: 2–4 weeks

Every package is insured from our hands to yours. If it gets lost or shows up destroyed, we make it right — no hoops, no arguments.

Full shipping policy & tracking → HERE

  • Classic fit with a slightly boxy, relaxed silhouette.
  • Room through the shoulders and body allows for easy layering and movement.
  • Midweight fabric with a soft interior for comfort.
  • Stay true to size for a standard fit. Size up for a looser or oversized feel, especially if you have a larger frame or are between sizes.
5.0
1 REVIEW
Michael L.

New favorite pump cover! If they keep making brutal shirts I’ll keep buying!!!

Most Natty

My brethren, thank you Michael! And more coming soon!! Appreciate the support 🙏