Tangle Twisted Textured DNA Multi Glow This toy from Tangle Creations is a innovative sensory aid and stress toy. Its ergonomic approach to stress relief and hand therapy allows the user to feel hand and mind relaxation. The Tangle Twisted DNA is made from soft rubberized material that not only appeals to children and adults who are relaxed by touch and visual sensory aids. Tangle Twisted DNA reacts differently under different lighting conditions. Overall, all Tangle toys have been highly regarded as a top quality fidget toys that reduces stress. It has also been proved its worth as an effective learning aid focuses minds. Real reasons why a Tangle Twisted Textured DNA is a great fiddle toy to own..1. It is one of the best fiddle toys you can buy. The quality is excellent and durable. 2. Does more to engage children and adults than more normal or regular toys3. It is a learning aid that can ease disruptive fidgety behavior.4. Tangle Twisted DNA improves hand muscles, prepares your childrens fingers for writing by strengthening fine motor muscles in the hand.5. Dispels anxiety through its calming and twisting movements6. Helps children (and adults) break bad habits such as nail biting, nose picking and smoking.