SUNLU Refill Filament 1KG, Refill Freely, No Spool Waste, Compatible with 2025 SUNLU Third-Generation Reusable Spool & Bambu Lab Reusable Spool

[Detachable, Reusable and Environmentally Friendly]

The third-generation spool is designed with environmental sustainability as its core. Its detachable structure supports repeated use, significantly reducing material waste and minimizing environmental impact.

[Innovative Cable Tie Design for Easier Filament Switching]

A unique structural design allows users to secure unused filament with cable ties, enabling easy removal from the spool and seamless switching between different filament types for greater operational flexibility.

[Easy Assembly with Clear Instructions]

The new colorful packaging includes illustrated assembly instructions and a video guide, making it easy even for beginners to get started and enjoy a more user-friendly experience. 

Check our Instructional Video on YouTube >