The kris or keris is an asymmetrical dagger or sword most strongly associated with the culture of Indonesia, but also indigenous to Malaysia, Southern Thailand and Brunei. It is known as kalis in the southern Philippines. The kris is famous for its distinctive wavy blade (luk), but many have straight blades as well. The numbers of luks is always odd numbered, ranged from three to thirteen waves, however there is also luks that reach 29. Kris can be divided into three parts: bilah (blade), hulu (hilt), and warangka (sheath). These parts of kris are the object of art, often carved in meticulous details and made from various materials