What's cooler than cool? The Men's Marmot Rad Short-Sleeve T-Shirt, which pairs easy comfort with performance and style that does more. Part of our earth-conscious collaboration with Thread International, this t-shirt from the Marmot x Thread collection is helping to reduce environmental impact and create positive change in Honduras through cool, eco-friendly designs. Post-consumer plastic bottles are recycled into Marmot UpCycle® quick-drying polyester and then blended with cotton. Its crew-neck style makes it easy to layer, and the colorful front graphic features our iconic logo.