Aetrex ESD Unisex Static-Dissipative Medium/High Arch with Metatarsal Support Orthotic Size:9 Neoprene rubber upper

Neoprene rubber upper

B-Tek insulation throughout

This composite toe work boot features an Ergo-Fit toe cap

Airflow channels provide cool circulation

Milled Brass Hardware (extends life of the laces)

Aetrex ESD Unisex Static-Dissipative Medium/High Arch with Metatarsal Support Orthotic Size:9 Neoprene rubber upperArch support Cupped rear foot Polyester lining Removable Orthotic Insert Static Dissipative (SD) Insoles for Static Dissipative (SD) Footwear Support for a low or flat arch To put an SD sockliner in a non SD shoe does NOT meet the requirements for SD protection Unisex sizing Men's sizes shown; women should subtract 1 size from their current shoe size