Welcome to our store! Dual Seal: The filament bag uses a vacuum seal to completely remove all air, preventing moisture from affecting your 3D printing waste, preventing waste oxidation, stringing, clogging, and poor adhesion. Compatible: The 3D vacuum bag is specially designed for 3D printer consumables, compatible with all 0.5 kg, 0.75 kg, 1 kg, 2 kg roll consumables and 1.75 mm, 2.85 mm, 3 mm consumables. It can also store food, pet supplies, clothing and other materials. Reusable: The resealable consumables bag is 3 times stronger than the previous version, and provides a double seal, providing the same type of robust storage in the 3D consumables dryer. A free hand pump is included for you to expel air. Environmentally Friendly Materials: The vacuum-sealed bags are made of environmentally friendly materials that are BPA-free, dust-free and waterproof, eliminating air infiltration and ensuring your filaments stay dry. Large Capacity: The vacuum storage bag can hold up to 2 rolls in 1 bag or just 1 roll in a bag, giving you the flexibility to store the filament of your choice. Item Type: 3D Printer Filament Storage Bags Material: PE, PP Vacuum Bag Size: Approx. 34 x 30 cm / 13.4 x 11.8 inches Compatible: Compatible with all 0.5 kg, 0.75 kg, 1 kg, 2 kg consumables and approx. 1.75 mm / 0.07 inches, approx. 2.85 mm / 0.11 inches, approx. 3 mm / 0.12 inches consumables 5 x 3D Printer Filament Storage Bags 1 x Pumping Hand Pump 1 x Sealing Clips Customers are our top priority. If you find any problems with your product after receiving it, such as damage or incorrect quantity, please contact us immediately. We strive to provide you with the best after-sales service.