TPU Key Strap

Here's a key strap made of TPU. What you need1x book screw with an internal diameter of 5mm and a filling height of 3.5 mm1x printed key strap1x hair dryer How to make after the printFold the shorter part over the middle hole and put in the book screw.Fold the longer part over the middle hole and screw it together.Use the hair dryer to heat up the 2 lower ends of the strap and press them together a bit.finish InfoPrint with the smooth plate at 50°C, and for best results, print at 50% speed.