About this item: • 3-LAYERED CONSTRUCTION: With its vinyl cover and EVA foam forming the surface outside of a strong wooden core, Yes4All Soft Plyo Box Wooden Core is made of 3 layers of materials that combine into a perfect mixture of comfort and firmness MULTIFACETED: Each box offers 3 different height options (30” x 24” x 20”), enabling you to add more variety to your plyometric box training and practice according to the difficulty level of your own choosing SAFE AND SECURE: The PVC surface helps your feet grip significantly better than on wooden surface, preventing accidental slipping and reducing injury risks to a minimum, with the EVA foam underneath absorbing pressure and protecting the box HIGH WEIGHT CAPACITY: Due to its strong, quality construction, Yes4All Soft Plyo Box W