According to Jewish religion, one must wash one's hands before every meal in a specific ceremonious way using a Jewish Washing Cup (Natla). For religious soldiers in the field it is difficult to obtain the means to follow this rule.

To qualify as a proper Jewish Natla, the wasthing cup has to meet certain criteria defined by the Jewish religion. To be useable for soldiers it has to also meet a different set of criteria, defined by the army and the soldiers themslelves. Most importantly, the new Natla is designed to be easily folded and fits into standart army uniform pockets.