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$19.95 |
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$14.95 |
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Concentration Maximize your mental performance. While listening, achieve and sustain a laser-like, highly alert, whole-brain state that blocks distractions and keeps you focused. Proven effective as background for study or any task that requires active attention. Has been reported to be helpful for Attention Deficit Disorder and other learning disabilities. (Mind FoodŽ/Non-Verbal) |
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