Welcome to GREN about us The G-Shirt Circular, ethical, size inclusive The most sustainable tee is the one that already exists. That’s why we created the G-Shirt, our closed loop, 100% recycled cotton tee, ethically and locally made in all sizes. shop the G-Shirt We are changing the game for your brand's merchandising the G-SHIRT Shop Closed Loop Basics Unisex g-shirt CROPPED G-SHIRT Wear You Values.Wear Them Again.Wear GREN. Subscribe to our newsletter. Subscribe