This is the spool-less version designed to refill empty spools cost-effectively and sustainably. RFID for smart printing. Experience the future of 3D printing with the Bambu Lab AMS (Automatic Material System). All important printing parameters are stored in a handy RFID chip. The 3D printer can independently read the printing parameters. No more tedious adjustments - simply load your filament and start the printing process. Enjoy convenient and time-saving operation without complicated manual settings. Reusable spool. The filament system from Bambu Lab is focused on an eco-friendly and reusable spool design, reducing plastic waste by at least 20%. Bambu Lab places great importance on sustainability, and the packaging material has been carefully selected to minimize the use of non-recyclable materials. The spools can also be printed by yourself – the appropriate files are available. Bambu Filament Guide. Unsure if this filament is right for you? The Bambu Lab Filament Guide provides a comprehensive comparison of the properties, applications, and printing requirements of our Bambu filaments. It is designed to help you choose the material that best meets your individual needs.