3D printing has evolved into an innovative and sustainable manufacturing technique with the integration of filaments crafted from recycled materials, such as sustainable polyurethanes and end-of-life tire powder. This eco-conscious approach to 3D printing not only reduces the environmental footprint but also exemplifies the principles of a circular economy. Sustainable polyurethanes offer a versatile and durable foundation for 3D printing, while end-of-life tire powder, a resource often overlooked, adds a unique element to the mix. By repurposing these materials, we not only reduce waste but also contribute to the reduction of carbon emissions and the conservation of natural resources. As a result, 3D printing with recycled filaments not only revolutionizes manufacturing but also helps forge a more sustainable future. In conclusion, the convergence of 3D printing technology with recycled materials like sustainable polyurethanes and end-of-life tire powder marks a significant stride towards a more environmentally responsible and efficient manufacturing landscape, where creativity and sustainability go hand in hand.