The Arm Strain Preventing Trainer
Item
The Arm Strain Preventing Trainer
Item

Available only from Hammacher Schlemmer, this is the biofeedback device that wraps around your forearm and alerts you if begin to put too much strain on your muscles.

In Stock - Available for Immediate Shipment.
Sale item quantities are limited — please order soon.
$29.95 $139.95
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Lifetime Guarantee
Lifetime Guarantee

Our items are guaranteed for their normal life under standard, non-commercial use.

Product Story

Available only from Hammacher Schlemmer, this is the biofeedback device that wraps around your forearm and alerts you if begin to put too much strain on your muscles. If it detects strain in the muscle fibers caused by frequent computer usage, the device gently vibrates to alert you to stop or adjust your arm position. 

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