Silicon Power Armor A30 external hard drive 1 TB BlackArmor up with shockproof protection, color up with trendy sport style Cable wrap around design Armor A30's bulging silica gels, which are symmetrically built on the outer case, transform into exterior slots for cable to store and wrap around the case. This brilliant design offers an ideal storage solution and practicality. Military grade Shockproof Protection Armor A30 is comprised of a shock resistant silica gel, building from the internal structure