We recommend that you use 95ATPU consumables to print a flexible model.
Go through thingiverse for free stl file download.
Search the file you are like and download it.
Click Edit, click Material to select the right nozzle, and select a benefit color to simulate the color effect of the model.
Select the slice settings. Sets the Profile, to select the material type.
For example Profile: High Quality; Material: ABS; Layer Height:0.15mm; Printing Speed:55; infill:10% ;Temp:240
Slice it and save to TF card, you can see the printing time and filament used for this model