Yoga eBay auctions you should keep an eye on:

Extra Thick Non-slip Yoga Mat Pad Exercise Fitness Pilates w/ Strap 72" x 24"x10

$10.93
End Date: Friday Sep-20-2019 2:07:46 PDT
Buy It Now for only: $10.93
Buy It Now | Add to watch list

Portable Non-slip Yoga Mat 8MM Thick Fitness Exercise Pad Gym Pilates Supplies
$9.63
End Date: Tuesday Sep-17-2019 1:41:20 PDT
Buy It Now for only: $9.63
Buy It Now | Add to watch list

Extra Thick Yoga Mat Exercise Mat Workout Fitness Pilates Non Slip Eco Foam
$21.99
End Date: Sunday Aug-25-2019 15:28:27 PDT
Buy It Now for only: $21.99
Buy It Now | Add to watch list