Use a new coupon at Walgreens to save big on Gillette Custom Plus 3 razors. Remember when you do this deal to make sure that the cashier inputs $7.79 as the “free” item on your coupon. Do this by watching as he/she inputs, or by making a nice comment about it when you hand him/her the coupon.

Buy 2 Gillette Custom Plus 3 Razors, 4 ct $7.79, regular price
Buy One Get One 50% Off through 8/10
Use one B1G1 Free Gillette Male Disposable Razor, up to $11.99, Limit 4 like coupons per household per day from RP 8/4 (exp 8/31)
Final Price: $1.95 each, when you buy 2, or $0.49 per razor