Whether you've just smashed a workout or simply want to unwind, you're in for a treat with Sharper Image's Powerboost Boots. Powered by air compression technology, they apply targeted pressure to soothe sore leg muscles and speed up recovery. And with five intensity levels, five compression modes, and five adjustable zones, you can fine-tune every session to perfection. Just use the intuitive controls, and you'll be feeling refreshed in no time. Good to know - The foldable design fits different leg lengths and packs away neatly - perfect for travel - The included control unit lets you manually tweak the settings - Use one boot or both to customise your recovery routine