The On Men's Core Long-T Shirt is the ultimate everyday running companion, designed for cool-weather workouts and brisk morning jogs. Lightweight and streamlined, it moves easily with your body, letting you focus on your pace instead of your gear. Made with recycled polyester, it feels soft on the skin while supporting sustainability. The regular fit ensures comfort without excess bulk, making it perfect layered or worn solo. With its timeless style, this long sleeve tee pairs effortlessly with any outfit, from athletic wear to casual staples, and keeps you looking and feeling good year-round. | On Men's Core Long T-Shirt