RARE VINTAGE NIKE AIR MAX WHITE BLUE US 7 EUR 38 Running Shoes 313177 110 A3 | eBay
Nike Dual Fusion Lite Silver Red Running Shoes - Women's Sz 8 (599560-001). A3 | eBay
A model with 'SHOX Cushioning Technology' by Nike (R) stands on a model with the 'a3' cushioning system by adidas in Nuremberg, Germany, Friday 17 February 2006. Nike claimed a patent infringement
Nike Reax Run 8 Grey Running Shoes Womens Size 8 599562-001 Silver Blue Pink.A3 | eBay
Saucony MENS Type A3 Road Running Shoe, Citron/ white B(M) US 10.5 | eBay