The CorMax KBs are inflatable bags that can be filled with water to create a hand held weight. A smaller version of the CorMax Commander, the KBs are light and compact and you can fill them with up to 1.5 gallons of water providing a unique weight for working out with. Sold in pairs.
Each KB holds up to 1.5 gallons of water, providing a unique weight for working out with. Every CorMax order will include a Filling Attachment to be used in combination with the CorMax Foot Pump.