Description: The filament fits for the majority of 3D printing pens to use. Easy to draw 3D objects from the paper to real life. Lightweight and safe to human body. You can totally enjoy the wonderful drawing time. Features: Environmental-friendly Material: When melting, the material is non-toxic and odorless. No bubbles. Lightweight&Reusable Filaments: These filaments are reusable. You can shape the material that soften by warm water and then reuse. Strong Compatibility: 1.75mm diameter. These filaments are universally compatible with diverse 3D printing pens in Market. High Quality Sprinkler Nozzle: Easy and safe to use. No clogging. Quick melting for drawing. You just need to wait for seconds. Fast Formation And Popular Colors: These colors are very suitable for beautiful 3D printing items. Specification: Product Type: 3D Printer Filament Colour: 10 Colors(Random Color) Length: 5m/Spool PLA Printing Temperature: 401-446℉(205-230℃) Printing Speed: 30-60 mm/s Heat Bed: 122-140℉(50-60℃) Filament Diameter: 1.75mm, Tolerance±0.02mm Printing Temp.: 190-230℃ Weight: 20g PCL Density: 1.25±0.05g/cm³ Breaking Length: ≥3.0% Diameter: 1.75±0.02mm Water Absorption: 0.5% Printing Temp.: 70-80℃ Package Included: 1 x 5m 3D Filament(10 Random Colors) Note: 1.Please pay attention to cleaning the material on pen nozzle when not in use, otherwise the cooled material will block the pen and affect the next use. 2.In case of blockage, please use high temperature mode to preheat the material, clear away the blocking with needle or nail. do not use hands directly to avoid scald. 3.One press on the Reverse button to reverse the filament. If there is difficult in reversion, pull out the filament by hand at once. 4.Do not let the filament stay long in the pen. Recommend you to reverse the filament if it is not used; put in the filament again when in use. After the pause during the use, reverse the filament according to the First In Last Out Mode(press the Forwardbutton and then reverse the filament). 5.When in use, cut the filament head flat and then put it into the pen vertically. Do not insert the whole filament into the pen body, leave a part out of the body. When almost running out, we advise to reverse the filament and re-insert the new one foruse.