Bought the pad so I could practise everywhere on the go, and it works ok for that. The pad is ok size, and the system is fairly easy to set up to you knee, but I feel theres a slight problem with it.
Since it's on one of your knees, you will have the pad on your left or right, and never on the centre like a snare really would be in so playing long periods of times you might be a bit of a back pain if you dont stretch or chage the knee.
Also, since the pad is really small, when i simply place it into a table, playing on it will cause it to bounce around a bit. This can be avoided if you put something heavy on the straps, or if the table is so small you can set it up on it, like you would on your knee.
Overall, I think it was a good value for me, and would recommend as a pad to go.