The 200 weight is perfect for around camp and the 300 weight is best left in the car. Of course, this all depends on space availability, warmth priorities and personal preferences. Polyester feels wet mainly because of its fluffiness holding the water. Shaking the garment will release most of the water. Nylon fleece is available but tends to actually hold more water in its fibers and transmits the cold more readily.
Polypropylene is common in underwear fabrics as it wicks water efficiently.
But it does shrink and get scratchy. It is also only available in a limited range of colours and retains odour readily. There are also blends of these synthetics that make the best of each beneficial characteristic. The key performance characteristics are warmth when it gets wet and quick drying. When your clothing is wet it draws your body heat away from the skin so the body will generate more heat to compensate for it.