OPTIMA high-performance AGM batteries aren't like any other batteries in the world. Our exclusive SPIRALCELL TECHNOLOGY design is among the most advanced commercially available lead-acid battery technologies out there. It delivers an incredibly strong and clean power source that can't be touched by today's lead-acid batteries. With OPTIMA Batteries, you can count on longer-lasting battery life under both starting and deep-cycle applications. Oh, and did we mention our lead-acid batteries are vibration-resistant, spillproof and built to last? So. Go Ahead. Check out our batteries and find out which color top fits best under your hood.