Win a Pair of Brooks Glycerin 13 Running Sneakers

Answer this question on their site:

Name one feature in the Glycerin 13

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FEATURES

Step into new worlds of comfort in the NEW Glycerin 13. The full length Super DNA midsole offers you 25% more cushioning than our regular DNA for the ultimate smooth ride. We've improved our 3D Fit Print technology to create a newly enhanced, seamless upper for streamlined support, The dynamic saddle wraps the foot in secure comfort and the wraparound collar adds the finishing touch for a perfect blend of Ideal fit and plush comfort. The IDEAL Pressure Zones in the outsole disperses pressure evenly throughout the gait cycle allows for a super smooth transition from heel to toe-off. So what are you waiting for? Pick up a pair of the Glycerin 13 and float away.