Global Technacolour 80s Tees are available to order at the Ripped Knees Scooter Store now Global Technacolour Graphic Printed Heat Reactive Grey to White TShirt All 80s Children rejoice the thermal Tshirt phenomenon is back & its better than ever Watch in amazement as the Tshirts change colour in front of your eyes When you touch the tshirts they react to changes in temperature & change colour When the fabric cools it changes back to the cool colour You can leave hand prints all over your interactive heat sensitve tshirt again & again for years of use Features Heat Reactive Fabric Changes colour with body heat Hyper Fix Protects the dye against washing & normal detergents Machine Washable Machine Dryable No colour Loss Screen Printable