Keris, have three main parts; badan(body), ulu(holder) and sarung(cover). A simple keris, the body is made from 2 types of metals but a very good keris, is made from 7 types of metals. The Taming Sari keris, owned by Hang Tuah were made with 20 different types of metals, taken from 20 different places.
A keris might have a straight or crinkled body. A crinkled keris have 3, 5, 7, or 9 crinkles.
The ulu were made of either wood, buffalo horn or bone. The ulu's carving are free styled. The famous carving for ulu were named Kencana, Harubi, Merubi and Bawang Songkol. A golden ulu is specialized for Sultans.
Sarung of a keris are made of wood. It have 3 parts: Sampir(neck), batang(body) and Buntut(end).
Malay island known for its 7 types of keris: Keris Semenanjung/Utara, Keris Pekakak, Keris Jawa, Keris Bali, Keris Bugis and Keris Sundang/Solok. The most famous keris are Taming Sari and Nogo Sorso.