Target core, legs, and back with this sit-up bench offering five height positions for beginners and seasoned athletes. Multi-layered Pu leather padding over high-density foam supports the spine during decline crunches, leg raises, and waist training. A heavy-duty metal frame with a triangular base and non-slip pads holds steady on tile, hardwood, and concrete. The compact foldable design saves up to 80 percent of space by sliding under a bed or standing in a closet.