Material: PE plastic long last life and easy bent. The hinges will last at least 200 uses in normal room temperature.
The opener fit 1ml - 2ml Amp in full coverage, it also can be used to snap 5ml amp. Only place the 5ml amp head in the top cast.
Make sure the painted dot on the ampoule neck is facing out, this is the weakest point to break the amp
Water amp in the picture is not included
Colour will vary