Using this NinjaFlex filament is easy. First, make sure your 3D printer is suitable for 1.75mm filament. Load the filament into your printer as you normally would. Since it has a smooth feeding property, it should go in without much hassle. When printing, you'll notice how it creates flexible and high - quality parts. Remember, store the filament in a dry place to keep it in good condition. Avoid exposing it to high humidity as it might affect its performance. If you encounter any feeding issues, check if the path is clear. That's all you need to know to start making amazing 3D prints with this NinjaFlex filament!