“I Can’t Quit You!” Muscle Shirt – Treadmill Edition

Some call it obsession. You call it commitment. 💪

Show your unstoppable dedication to cardio with our "I Can’t Quit You!" Muscle Shirt, featuring a treadmill. Whether you're pounding the belt or just pretending to, this shirt makes your relationship with running hilariously official.

This soft, sleeveless tank is so comfy you're going to want to wear it everywhere—on the treadmill, your couch, a walk through the city, or even a yoga class. The relaxed fit and low-cut armholes give it a laid-back, urban look while keeping you cool during any activity.

Product Highlights:

Bold graphic: “I Can’t Quit You!” with minimalist treadmill line art

Ultra-soft feel with breathable comfort

Perfect for workouts, lounging, or layering with streetwear

Ideal gift for gym lovers, runners, or cardio addicts

Fabric & Fit:

100% airlume combed ring-spun cotton

Fabric weight: 4.2 oz/y² (142 g/m²)

32 singles for a smooth, high-quality feel

Relaxed fit with wide, low-cut armholes

Side-seamed construction for better shape retention

Blank product sourced from Nicaragua, Honduras, or the US

Available in: White
Sizes: S–XXL

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!

Size guide