Nike Free Flyknit Chukka Premium QS (Hypervenom)The comfortable and stylish Nike Free Flyknit Chukka is packed with some of Nike's most recent innovations. They sport a virtually seamless precision engineered Flyknit upper that has been compared to your "second skin" for its adaptive fit. They also have wraparound Flywire cables that adjust with the laces, and a flexible Free outsole. Plus, this limited model is part of the "Hypervenom Collection" that was inspired by Nike Hypervenom Phantom soccer boots.