SUPERIORBAND&reg; + STRETCHMAX = Best Selling Ballet Stretch Band and Best Selling Leg Stretching Strap... in One Special Bundle Combining the Two Best Selling Dance Stretching Products = SUPERIORBAND & STRETCHMAX into One Discounted Bundle. SUPERIORBAND was developed for the Stretch Training that is required in Classical Ballet, Contemporary Dance, Gymnastics and other sports. STRETCHMAX was developed to increase Flexibility and Range of Motion in the Legs, Hips and Lower Body. Both of these products are listed on Amazon separately - Check out their separate 5 STAR Honest Reviews. Instructional Videos available on the Superior Stretch web site.