For in-store pickup only, with stock varying by ZIP code, Staples offers the Logitech M317 Wireless Optical Mouse in American Flag, model no. 910-004020, for $4.99. That's $4 under our February mention of a different color and the best price we've seen for any color. (It's a current low by $4.) It features a USB nano-receiver and a purported battery life of up to one year.