Zappos.com is proud to offer the Nike Kids - Dual Fusion ST 2 (Youth) (Imperial Purple/Treasure Blue/White) - Footwear: Feel union of the body and mind when you slip into the Nike Dual Fusion ST 2 and shed all troubles in a healthy cardio session. ; Update to the Dual Fusion ST, SKU#7646534. ; A running shoe designed for the neutral to mild over-pronator who requires cushioning with just a touch of stability. ; Breathable mesh upper. ; Strategically placed synthetic overlays provide lightweight durability and structural support. ; Internal midfoot strap is incorporated into the lacing system and down through the midsole, promoting a snug, secure fit. ; Lightly padded tongue and collar for added comfort and performance. ; Innersleeve offers a great step-in feel. ; EVA insole supplies lightweight underfoot plush. ; Dual-density Phylon midsole is comprised of a soft foam incased within a firmer foam, providing a combination of lightweight cushioning and support. ; Molded siping on the firmer-density foam is designed to act as a lateral crash pad, promoting a smoother transition at heel strike. ; Solid rubber in a waffle pattern outsole delivers durable multi-surface traction and light cushioning. ; Forefoot flex grooves allow the foot to move more naturally through the gait cycle. ; Weight: 8 oz ; Product measurements were taken using size 3.5 Youth. Please note that measurements may vary by size.