Under Armour Boys' GS UA Charged Scramjet 4 Running Shoes Size:5.5 Reflective Temperature Rating mark on

Reflective Temperature Rating mark on heel

Suit 'em up for a play date with winter

External heel counter for increased stability

Adjustable wrist cuffs with snap

Composition 100% Organic Cotton

Under Armour Boys' GS UA Charged Scramjet 4 Running Shoes Size:5.5 Reflective Temperature Rating mark onHow does a jet smash the sound barrier? Thrust and propulsion from a scramjet engine. The UA Scramjet 4 combines the speed of our original Scramjet with the power of Charged Cushioning and the durability of a HeroFlex sole. DNA Sublimated upper with molded panels provide extra protection & the ultimate comfort fit External heel counter for increased stability Plush sockliner maintains it's shape for all day comfort Charged Cushioning midsole uses