Dr Hot Deal via eBay offers the Dr Hot Deal Extra Firm Foam Roller in Black, as listed below. Plus, all orders receive free shipping. They're intended for use during yoga, pilates, and physical therapy and purport to help improve balance, flexibility, and strength. The sizes, with comparisons to similar rollers:
  • 12x6" for $7.49 (low by $1)
  • 18x6" for $10.99 (low by $3)
  • 24x6" for $12.99 (low by $3)