Reebok Unisex ERS 4000 Shoes po-xtra1ftw-225

Reebok Unisex ERS 4000 Shoes po-xtra1ftw-225The ERS 4000 will feature the original Energy Return technology system from the early 90's. There are many recognizable Reebok running Technologies over the years, but one of the most sought after and recognizable is ERS. Reebok Energy Return System features a soft , but very responsive Hytrel TPU tube from Dupont industries. This tech first launched in the late 80s in performance running and soon after became a staple of Reebok performance extending

Inner rim widths 22mm to 32mm

and the same Tracker interface that basically makes it impossible not to find your companion

A recessed cleat design that connects your shoe to the pedal for improved efficiency and power transfer

Recycled synthetic cluster insulation for compressible warmth even when wet

and you can heat-mold it for a great fit

it delivers waterproof

Dual Density EVO Chamois for added comfort in the saddle

two hand-warmer pockets

The Ride Mode allows you to preset your forward lean between 0° and 22°

BLEEDING EDGE With this new caliper fluid circuitry

Ramp up your lunch session with the Old Skool Lunchpack

Hipora® Polyurethane inserts