PLA Wires Filament Refills for 3D Printing Pen and 3D Printer | Best Gift for Kids and Adults | Creative Modelling, Arts & Craft…20 PCS Pack)

• 3D Printing Pen Color Set of 20 PLA Filament Refills, Dimensions LxWxH ‎4.6 x 18.5 x 3.3 cm; 480 Grams, Material – Plastic, Risk-free purchase high quality 3D pen filament and friendly customer service.
• It helps to improve their spatial thinking skills and encourage their creative imagination, creativity and artistic skills.
• Low printing cost High precision, smooth and smooth, uniform and stable filament, not easy to plug and burst, ensuring high quality print output and high success rate.
• The product is highly pure and non-doped with waste and recycled materials to ensure stable and high-quality output