Four types of tummo are mentioned in the tummo practice of the Niguma tradition. They are,
Eating Tummo as food.
Wearing Tummo as clothes.
Using Tummo as a sitting mat.
Using Tummo as a horse to ride.
This post contains the translation of a short instruction on the practice of 'wearing tummo as clothes'.
TRANSLATION
I. External object of Meditation
The practit…