Maintaining the same midsole and outsole as its predecessor, the Nike Zoom Pegasus 36's small upper update reduces bulk and provides huge upgrades when it comes to breathability and comfort. What's New Perforations on upper enhance breathability Slimmer upper design reduces bulk for a better, more comfortable fit Thinner tongue conforms to your foot and reduces weight If you liked the ride of the Pegasus 35, you'll like the ride of the 36. The new model uses the same midsole which features a full-length Zoom Air unit that gives the shoe a propulsive feel and a beveled heel is geared to create a quick transition.To take the extremely successful 35 to the next level, the Pegasus 36 was blessed with perforations in the forefoot and arch to increase breathability in high-heat areas while a super thin tongue reduces weight and conforms to the foot nicely. Putting the cherry on top, the 36's sleeker upper design provides added comfort and the exposed Flywire cables do an excellent job locking the midfoot down when the pace gets spicy.