I have one of these mats and I LOVE it.
I think I paid around $28 for mine but this is still a good price.
Check out this 60% off Sublime Comfort Mats  sale.
This knocks them down to $35.99 shipped!
- University tested and proven by the Center for Ergonomics to reduce overall fatigue and discomfort by up to 60%
- No-curl edges and stay-flat memory ensure Imprint Mats won’t curl like other mats
- Environmentally friendly, non-toxic and phthalate free; Safe for children and pets
- 7-year warranty; 100% satisfaction guarantee
- #1 rated premium anti fatigue comfort mat
This sale price should last all day today but they do occasionally run out!