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Find your focus. The eSmartr Sleeve is the first non-invasive enhancement to supercharging your mind’s natural ability. The proprietary Cognitive Boost Technology™ (CBT) pattern embedded inside every Sleeve activates receptors in the skin that trigger a neural response in the brain, resulting in scientifically proven amplified cognitive abilities. Discover enhanced concentration and memory, heightened decision making, increased stamina, accelerated reaction times, and an improved sense of clarity and calm.