Update: This deal has ended.

The GRID X Foam Roller by Trigger Point Performance Therapy is currently on sale for $20.32 via Amazon, a respectable discount from its average price of around $35.

A trusted foam roller of physical therapists, coaches and athletes, the GRID X is well-known for its patented, multi-dimensional surface which simulates the feeling of a massage therapists' hands to help circulate blood, improve oxygen flow and heal tissue. All of TiggerPoint's foam rollers help users prepare to give their best performance by assisting in injury recovery, muscle and joint relief, and improved balance, flexibility and mobility.

The GRID X also comes with access to a free online library of instructional videos on proper techniques and various exercises that go well with the product. The item is backed by a one-year manufacturer's warranty.

See at Amazon