3D Pen Filament Refills， 1.75mm PLA， Total 396 Feet of 12 Colors， 33 Feet for Each Color<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>3D Pen Filament Refills Pack， 396 Feet of 12 Different Colors， 33 Ft for Each Color</li><li>Universal 1.75mm 3D printing filaments， can be used for most 3D printing pens or 3D printers.</li><li>Great value pack! This pack includes 12 different colors filaments， 33 feet for each color， total 396 feet.</li><li>Made of premium grade material， the consistency of the round diameter provides optimum flow through the extruder， tube， and nozzle.</li><li>30-day money back guarantee.</li></ul></div><img src="http://ecx.images-amazon.com/images/I/51E-YkbkqbL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51t-9gIISEL.jpg" noproxy>