Dr. Weil revolutionizes walking with Vionic with Orthaheel Technology Women"s Rhythm Lace-Up Walkers Slip on this breakthrough leather / mesh lace-up walker and experience greater on-foot stability. The Orthaheel Tri-Planar Motion Control technology with a deep heel cup and arch support helps align your feet, ankles and legs, resulting in better posture. The 1st Ray Flexor Zone reduces pressure under the ball of the foot. The lightweight CME midsole and removable EVA insole lend added support and shock absorption. You"ll like the feel of the airy, breathable upper… you"ll benefit from the performance of one remarkable walker. Orthotic-Friendly.