Logitech offers its "dented box" Logitech M310 Cordless Optical Mouse in Soft Violet (pictured), model no. 910-001918, Dark Aces, model no. 910-002087, or Red Tendrils, model no. 910-001920, for $14.99. Add two to your cart for $29.98, then apply coupon code "logi_m310_121911" to cut them to $21.98. With free shipping, that's $10.99 per mouse, tied with last month's mention, and the lowest total price we could find for this quantity of new units by $24. It features 2.4GHz wireless connectivity, a nano receiver, 12-month battery life, and more.

Of note, this is a dented box item; while the packaging may be dented or scratched, the product itself is new with a full Logitech warranty.