Even if you have a shorter time horizon, you will forgo significant savings opportunities by cashing out your TSP. For example, if you are 45, your $20,000 will grow to $53,855 in 17 years. Keep in mind that even if you really need the money, you may be better off borrowing from your TSP account.
Here, in NYS, rubber floor mats take a real beating during the winter. I use Hi-Temp tire cleaner (amazing stuff) and a brush to scrub the rubber, a procedure very similar to yours. Dressing-wise, I apply whatever looks good at the time, though, I've been really liking Tropi-Care's White Pearl as of late.
EVA sole different from Rubber sole. EVA is one of the best shock absorption materials available today. This is why all the major top-line brand joggers use this material, due to the great combination of shock absorption with the light weight of the sole. EVA outsole is the lightest among all kinds of outsoles.