Re-Up Your Pro 4. Is your last Pro 4 blade finally starting to lose its edge? Do you have any LetsShave handle on hand and you'd like to try the four-blade approach? Are you getting tired of constantly throwing money at big-name brands and receiving small-time results? Shave Smart With This Four-Pack of Pro 4 Replacement Cartridges! These brand-new cartridges are exactly the same as those that caused you to fall in love with your Pro 4 in the first place. Four-Blade Angular Platform: If you're not quite ready for six blades but want a quicker, smoother shave than you'd get with three, the Pro 4 delivers everything you need in a razor. Tilted Head Hits All The Angles: The soft rubber fin combined with the unique head design means no hair will escape. Lubrication Strip Soothes Your Skin: Chamomile, Olive Oil and Allantoin immediately set to work rejuvenating your skin as you shave. Open-Flow Design For Superior Durability : You'll find that our cartridges tend to last significantly longer than the competition thanks to a unique design that ensures full rinsing of hair follicles and other debris. This keeps your blades sharper, longer. Completely Interchangeable Docking System: Mix and match handle and cartridge all you like; if it's LetsShave, it'll work. Innovation on Your Side: Sixty years of expertise means we know razors like the back of our hand - yet we continue to strive for that perfect shave. 100% Satisfaction Guarantee: Our commitment to your happiness is paramount. If you're not thrilled, let us know; we'll try to make it right. Rev Up Your Pro 4; Order Your Replacement Cartridge Four-Pack Today, and Pay 30% less! Note: This package contains cartridges only - no handle.