Wow! Save $5.00 on a Gillette Mach 3 Razor. Combine a rollback price, a printable coupon, and a rebate offer from Ibotta for these savings. Walmart has the Gillette Mach 3 Razor on rollback for $7.97. Use a $2.00 coupon with a $2.00 Ibotta offer to get a razor for $3.97. That’s a low price for a razor from Gillette!