I confess I'm not a big fan of hot yoga, mostly because I'm afraid I'm going to slip when I'm in downward dogs. However, leading yoga retreats in the Caribbean is kind of like doing hot yoga, so I stocked up on these Yogitoes anti-bacterial towels for the retreat center. They work exactly how I wanted them to work - not bulky, just prevent me from slipping. I like the small size, but they also come in a full yoga mat cover size.
Here they are: Hand-Size Yoga Towel