Complete Filament Storage Solution: This kit includes 50 vacuum seal bags, an electric pump for rapid air extraction, a manual hand pump for travel use, 10 bag clips for secure sealing. Ideal for 0.5KG/0.75KG/1KG filament spools and filaments of 1.75mm, 2.85mm, and 3mm diameters. Dual Pump Functionality: Equipped with both an automatic electric pump for fast, effortless air removal and a manual hand pump for portable convenience. This dual-option ensures your filaments are protected from moisture and dust, maintaining their quality and print fidelity. High-Quality, Storage Bags: Crafted from PE+PA composite, these vacuum bags are not only reusable and recyclable but also offer robust protection against tears and punctures. They are designed to accommodate various types of 3D printing filaments like PLA, PETG, ABS, and TPU, ensuring extended preservation and freshness. Expert-Level Filament Preservation: Our vacuum bags are engineered to provide superior airtight protection, featuring quick exhaust vents for efficient air expulsion. The included labeling pens help maintain an organized storage system, enhancing your printing workflow by keeping filaments dry and ready for use. User-Friendly Design for Easy Handling: To vacuum-seal, simply insert the filament, use the clip to seal the bag, and apply the pump to extract air. The bags' parent design allows for easy monitoring of humidity levels without opening, ensuring your filaments are stored in optimal conditions. Color: As shown Material: plastic Package Contents: 50 x vacuum seal bags 1 x electric pump for rapid air extraction 1 x manual hand pump 10 x bag clips Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.