Flexibility comes naturally to the Irish Setter 83906 StableFlex� 11-Inch Steel Toe Electrical Hazard Wellington boot. Featuring StableFlex� technology�which combines a welt-construction heel with a cemented forefoot for flexibility�this UltraDry� men’s pull-on boot has got your back with a waterproof, Crazy Horse leather upper and breathable fabric lining. ASTM-rated for electrical hazard protection, this boot includes a steel safety toe and non-metallic shank for support along with a removable polyurethane insole to keep you comfortable, even when you pull a double shift. The Irish Setter 83906 StableFlex� 11-Inch ST EH 6-Inch work boot is finished with a slip- and abrasion-resistant Vibram� rubber outsole for a steady foundation.