I have been drumming for about 10 years. I found the 8D size some years ago and decided to get some with nylon tips (8DN). I love the feel but after switching between different sizes the past year the 8DNs feel too light. They vibrate too much for too long in my opinion and if I play for longer periods of time, maybe 2-3 hours my hands will hurt due to this. Might be my technique, might be the sticks, might be a combination of the two.
Very good sticks in general if you want a lot of touch in your playing.