Huh, so what's with the leather strips around the arms then?
As in Deuteronomy 6:8 - "Bind them as a sign on your hand, fix them as an emblem on your forehead" - two boxes: on sitting on your forehead, one on your upper arm, attached by these strips.
Teffilin are only used in morning prayer (Shacharit) and not on the Sabbath.
Great pictures. The Orthodox make up a large part of the best units often on the front lines of the IDF. Many come from the so called occupied territories, a sort of live work situation defending their homes.