Baffin Constructor Composite Toe CSA-Approved Puncture-Resistant Insulated Work Boot GG6050 It has a fiberglass shank

It has a fiberglass shank for lightweight stability and a dual-density midsole with firmer shock absorbing heel for added stability and a soft shock absorbing forepart for ultimate flexibility and comfort

The size marked under your box and boot indicates the original Australian AU/UK size

Comfort features include a removable EVA insole supplies great cushioning as you stand and walk throughout the day

protection

X Large fits U

Baffin Constructor Composite Toe CSA-Approved Puncture-Resistant Insulated Work Boot GG6050 It has a fiberglass shank11 Inches in height Acid and oil resistant laces and stitching throughout Acid and oil resistant neoprene and leather upper Acid and oil resistant rubber outsole ASTM F2413 electrical hazard standard ASTM F2413 protective toe classification ASTM F2413 puncture resistant standards Baffin 8 layered inner boot Baffin layered inner boot system manufacturer comfort rated to 148F CSA ASTM CE approved CSA Green Triangle meets CSA standards for Grade 1