GrumpyFoot

KiBiSi iFlash One Magnetic Bike Light

RedDot Design award winner. Light attaches magnetically and lit on attachment.

Hydration pack designed for offroad riding. Position of the straps does not hinder movement like conventional straps.
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This shirt will improve your posture so you’ll look better, feel better, and perform better.

A simple way to massage yourself when no one else is around to do it for you.

Measure your heart rate, heart rate variability, respiratory rate, and blood oxygen saturation to see how healthy you are.

Waterproof housings (not casings) for taking the iPhone diving (or other watersports). One of them does more than take pictures.

Shirts that change color according to your body heat. Also keeps you cool and dry.

The first ever interchangeable jump rope system to get the best workout out of jumping rope.

Keep your stash in your pocket, jump in the water, and your stash will stay dry. No more hiding your stash under the towel.

No partner? No problem. The SKLZ Star Kick Solo Soccer Trainer can help you train and improve your skills fast.