Soft to the Touch: You’ve never felt a cable like this before. The silicone finish feels remarkably soft between your fingers as you plug PowerLine III Flow into your device. Super Strength: Our softest cable ever is also one of our strongest. PowerLine III Flow has a 25,000-bend lifespan, more than enough to handle the stresses and strain of charging on the go. Bend It, Twist It, Flex It: Remains tangle-free even when stuffed into a bag or pocket, or wrapped around a portable charger.