It looks like Tungsten but costs like brass

and a herringbone sole with flex grooves adds a '70s vibe with a twist

A must have in every pool

Featuring a durable 1-piece construction with a shock-absorbing

Adrenaline GTS 25 Men's Running Shoes (Width D) Size:7.5 It looks like Tungsten butCelebrating a quarter century as THE Go To Shoe is easy when you have this much support. The Adrenaline has powered millions of runners over its 25 year evolution, and it's showing no signs of stopping. The Adrenaline GTS 25 support running shoe delivers its signature smooth ride accompanied by GuideRails technology support to help keep your range of motion in check, making for trusted stability that stays with you.