Lotka refers to a small woody plant of the Laurel family that grows at over 6000 feet in the Himalayas. It has been traditionally used for centuries, by the people of Nepal to make paper. Lotka paper is a renewable resource, and provides a source of income to paper crafting families and village communities. For you to consider (stated burn times are approximate) the following is from the maker's packaging:
"Ancient TIBETAN NAGCHAMPA INCENSE:'Champa' is the aroma of female Laxmi, goddess of wealth. It is useful as an element for relieving pain from headaches, rheumatism, gout, allergy, gastric and urinary problems. It keeps the eyes cool and refreshes and activates the brain. Perfectly safe for inhalation and the environment. It contains 30 sticks with 1 incense holder. Each stick burns for 60 min. Handmade in Nepal."