Core Exercise Sliders Gliding Discs for Gym, Home and Travel Total Body Workouts. Abdominal, Chest, Leg Exercise Equipment, Use on Carpet or Hardwood Floors (Round, Red)

Doing 80 Day obsession and have been using these as well as the resistance band. Came on time and works really well on my wood floors.

They do not work as well as I had hoped. Very disappointed. Used them once and have not tried again.