This is called the Unsquashable Jahangir Khan 555:
Image via unsquashable.com →
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Racket Specs chart
Advertised weight (unstrung): 125 gramsHead size: 500 cm sqString pattern: 14x18Measured weight (all-in): 155 gramsMeasured balance: 34.5 cmMeasured frame stiffness (?): 138 hertz
This is one of two Jahangir Khan signature rackets from Unsquashable, the other being the Jahangir Khan 555 Pro, which has a traditional head shape. Both rackets come in the same green and black color scheme, which I think is a reference to the colors of the Pakistani flag.