Khalsa is the military community of Sikhism. As a true follower of a Sikhism they must follow the 5 Ks. These are;
1. Kesh (hair)- They must have uncut hair.
2. Kanga (comb)- They must wear a comb in their hair.
3. Kara (steel bangle)- They must wear one on their right wrist.
4. Kachera (shorts)-They must wear these, fastened with string as a belt.
5. Kirpan (sword)- Every one should keep a sword with them at all times.