Best Buy offers the Logitech M325 Cordless Optical Mouse in Dark Silver (pictured), model no. 910-002136, Blue Sky, model no. 910-002962, or Laser Show, model no. 910-002961, for $12.99 with free shipping. That's the lowest total price we could find for any color by at least $15. Sales tax is added where applicable. This 2.4GHz wireless mouse features a nano-receiver.

Note that it's available in several other colors at this same price.