Athletic Propulsion Labs: APL Techloom Phantom in Blue. - size 9 (also in ) Athletic Propulsion Labs: APL Techloom Phantom in Blue. - size 9 (also in ) Textile upper with rubber sole. Lace-up front. AHPR-WZ59. 2 2 005 476. Athletic Propulsion Labs offers unique sportswear that fuses technology, performance and fashion, enabling athletes to maximize their potential in all aspects of their life. The revolutionary products symbolize the ultimate intersection of design and performance.