Product Description

When the temperature sensitive plastic touches finger tip it changes colour in 10 seconds, blue - relaxed, green calm, red nervous, black tense. The more tense you are the colder your fingers.

Product Details

• Amazon Sales Rank: #1176284 in Kitchen & Housewares
• Brand: stresssquare

Features

• Changes Colour (Blue/Green/Red/Black) Depending on Stress Level
• Perfect for Therapists Business Cards
• Free Business Card showing Instructions.
• Sticky Underside easy to Peal
• Can be used again and again