Built-in Adjustability:

You will need to find the 16 gram threaded CO2 cartridges locally

No 3d printing

or a medium on the larger side

Exo-Boots - Hydraulic Armor for Boots cybertek Built-in Adjustability:Bionic Concepts Cybertech faux hydraulic armor for boots. Leap tall buildings in a single bound! Shatter concrete! Or just impress your friends. This gadget clips onto platform boots, knee high, or calf high boots with at least two inches of heel and toe rubber. One size fits all. Made from lightweight aluminum and ABS plastic. They are comfortable, tough, easy to install and remove. Boots not included. Demonia platform boots used in photoshoot. More