The mat is fine but it was rolled up and taped for pick-up at the store. The adhesive on the tape stuck to the mat and now my feet and chair get stuck on the adhesive. Not smart of Staples.
It is too thin and even though the Rug's pile is under 1/8 " (recommended) there are now grooves and low spots conforming to the 5-caster-wide rim chair. It' better than nothing!