The second best option is to place a damp towel on the counter, place a small pot on top of it, and then cover that pot with second towel. (bonappetit.com)
Cover the dough with a second towel and let it rise for 2 hours until the dough has doubled in size. (lastingredient.com)
Now I wash face immediately before and after class, and bring a second towel for floor work. (celluliteinvestigation.com)