There are plenty of interesting materials you can use to bring your ideas to life with a 3D printer. EPU is a highly elastic 3D printing material for printing impact and tear resistant items with high elasticity. As you can see in this video, a mesh structure printed in this material can survive being twisted, pulled, and crushed repeatedly.
More gadgets like this: here
Carbon Resin - EPU - Elastomeric Polyurethane
EPU simply has spring-like properties with a tear strength of 15 – 20 kN/m.
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