Stress Square (sold in quantities of 10)

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Stress Square (sold in quantities of 10)

1.97
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1/2" by 1/2" square of temperature sensitive material with strong adhesive backing. Changes colour as temperature changes. Use adhesive back to stick the Stress Square to tense areas.

Inexpensive and unbreakable, 10 degree range from 81 F to 91 F. Great handout. These have a glue or an adhesive back.

Simply peel them off. You can stick them on skin, letterhead, business card, student ID, or any promotional or advertising item