Amazon has this Gillette Mach3 Men’s Razor Blade Refills, 10 Count priced at $11.07 when you choose to subscribe & save. Clip the $4 off coupon (in green, under the price). That makes the price just $7.07 or 71¢ per blade! Shipping is FREE with or without Prime.
Learn all about Amazon Subscribe & Save, it’s easy and free to cancel anytime.