Heated deep within the Earth, the molten rock known as magma becomes lava when it erupts from a volcano or fissure in the planet's surface.The color of lava depends on its temperature and will change shades as it cools.
A Super Illusions Thinking Putty®, Super Lava shifts from bright orange to crimson copper. Then, dark brown to reddish black. Experience this amazing color shift for yourself! 
 
• Color: Brown with hints of red and orange running throughout running throughout
•Includes 13 grams (0.47 oz) of Genuine Crazy Aaron’s Thinking Putty. Comes in a 5cm (2 inch) storage tin.
• Made in the USA from nontoxic silicone and never dries out
• Stretch it, bounce it, pop it, tear it, and sculpt it! Fun for ages 3+
• Thinking Putty is manufactured with the help of exceptional individuals challenged with disabilities