Yes4All Stackable Soft Plyo Box, Adjustable Plyometric Jump Box for Plyometric Exercises, HIIT, Conditioning - Black - 6"

70 POUNDS SOLID CAST IRON HEAVY KETTLEBELL: Built to last - constructed of solid cast iron with no welds, weak spots, or seams, leverage your workout exercises

BUILT TO LAST: Yes4All Adjustable Soft Plyo Box is made of EPE foam that offers increased stability and holds up to 440lbs for maximized safety. The heavy duty vinyl coating keeps it from wear and tear even with explosive plyometric workout sessions HIGH ADJUSTABILITY: Available in 4 height options, our jump boxes are fully stackable and can be used with each other for increased box height; simply put one on top of another and link them up securely with the attached Velcro straps SAFE, PRACTICAL DESIGN: PVC covering increases your feet grip and prevents slipping from sweats, while pro-duty foam construction absorbs pressure and reduces injury risk to a minimum. The covering can also be easily taken off for cleaning, washing