Spool cardboard container with lockable lid

Spool Cardboard Container – Smart Recycling with Purpose Transform your empty filament spools into practical, stackable storage! This eco-friendly container system repurposes cardboard spool cores with 3D-printed locking lids and bases to create modular, customizable storage towers. Whether you’re organizing art supplies, tools, electronics, or crafting materials, this container brings structure and sustainability to your space.Upcycled design – reuse filament spool wasteStackable & modular – create vertical storage with easeTwist-lock lids – secure, easy-to-open topsIdeal for makers – organize screws, brushes, or 3D printing bitsGive waste a second life. Organize your workspace. Lid geometry updated, lock should be tighter with PLA and PETG