Features:1. It will change color when you put it into a hot water2. Change color with temperature over 33 degree as you play the dough and rub them for a long time3. Shape into many characters and styles,make your dough living and alive,Great elasticity take a few moment back to smooth surface4. It is a perfect gift for friends,colleague,children and loved ones.5. Ease the pressure after work,relax yourself,Can keep you focused,alleviate obsessive-compulsive disorder,manic disorder, ADHD RelieverSpecification:Material: mudWeight: 80gNotice:1.Due to the different monitor and light effect, the actual color may be a slightly different from the picture color.2.Please allow 1-3cm differs due to manual measurement.includes:1 x Thermochromic Plasticine