Fast Delivery. The heat output of the heating pad is perfectly adequate, even if you still wearing a thin T-shirt underneath. This, as some write, the heating power is barely enough simply because they still wear a thick wool sweater under it, should surely also the less educated very quickly understood - so it is in fact not even thought of. Warms nice comforting shoulder - and neck muscles by making the tension to an end - could thus fall asleep relaxed - the timing of 120 minutes is very convenient.
