✔UNIVERSALLY COMPATIBLE HIGH QUALITY MATERIAL- Juboury ABS filament can fit most 3D Pen and 3D Printers with 1.75mm diameter,it is made of the high standards ABS material and it\'s consistency of round diameter leads to optimum flow through the extruder tube/nozzle. ✔12 UNIQUE COLORS- The filament pack comes with a great variety of 12 different colors that give you more options to creating your artistic masterpiece. ✔BONUS 120 STENCILS BOOK- Bonus Book with 120 Stencils which includes 25 3-Dimensional stencils and 95 2-Dimensional stencils.Open your imagination and get start now! ✔OVER 380 FEET COMBINED FILAMENT-This is a 1.75mm ABS filament pack with 12 colors refill loop in 32 linear feet each,the total linear feet is over 380 feet which provides sufficent filament to your 3D pen/printer. ✔BUY WITH CONFIDENCE- Juboury ABSces whole reputation on delivering the best customer service. 100% satisfaction guarantee customer service is our priority.Please fell free to contact us if you have any concern.