The Jacob is for the guys who think they're smarter than you - because they are.

Jacob comes in the following colors: Grey Crystal/Dark Grey, Matte Navy/Yellow, and Faux Tortoise/Dark Aqua available in powers: +1.00, +1.50, +2.00, +2.50, and +3.00;  Deep Sea Blue, Solid Black, and Dark Brown Crystal available in powers: +1.50, +2.00, +2.50, and +3.00.

They have all the features you expect - they’re wearable, tilt-able, and flippable. 

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