The adidas Torsion System explained - Sneakerjagers
adidas Originals ZX 5000 '30 Years of Torsion' - Proper Magazine
Size 9.5 - adidas Torsion Comp Aqua for sale online | eBay
Asphaltgold - adidas introduced their Torsion system originally in 1988. With it's bone-like shape, the Torsion bar is a piece of thermoplastic that enabled athletes to move forefoot and heel independently. It
This adidas ZX 5000 Honours the Torsion Bar | Grailify