SATISFY MothTech Muscle T-Shirt is built for movement across every surface, from concrete to mud, rock to dust. Designed for everyday training, steady miles, and the quiet that follows. Soft against the skin, breathable under effort. It’s OK to run in cotton.

MothTech™ is engineered to mirror the natural wear patterns of shirts shaped by years of motion. Ventilation is body-mapped and precision cut, with perforations placed exactly where heat builds and effort peaks. These signature moth openings move air freely without disrupting rhythm. Overwashed organic cotton balances softness with structure, delivering comfort from day one that only deepens over time. An iconic SATISFY silhouette, reimagined as a muscle tee.

• 100% organic combed cotton, sourced in Portugal

• MothTech™ body-mapped ventilation system

• Body-informed laser perforations to enhance cooling across heat zones

• Designed to invite airflow and unrestricted movement

• External detachable care label to eliminate friction and distraction

• Fabric Organic Combed Cotton

• Origin Portugal

• Composition 100% cotton