The IdealStretch Original Hamstring Stretching Device comes with an instruction DVD, providing you with morning and evening stretches using proper form and technique. The IdealStretch provides you with stability in your stretching, minimizing risk while providing effective hamstring, calf, knee and lower back leg stretches. The IdealStretch device provides the user with an effective means of stretching with little to no pressure on the spine. The IdealStretch is a groin stretch machine made from the highest quality materials and complies with California Prop 65 Standards. IdealStretch has been providing relief to users for over thirteen years and is recommended by renowned physical therapists. The IdealStretch with DVD combo is an exclusive, custom patented product from TS Ideal Products LLC.