Adidas Adizero F50 First Impressions: A 15 Gram Weight Reduction Makes A Ton Of Difference
It’s thinner, it’s softer, and it’s infinitely more comfortable. The back half of the foot sees a move to a material that adidas calls SPEEDFOIL and it is directly from the 99 gram boot shown off in London. The material looks like a tightly-woven mesh and is ever-so-slightly translucent due to just how thin it…