The LaCrosse AeroGuard 16" is unrivaled comfort and protection with a waterproof neoprene core and an ultra-durable AeroForm rubber shell for all-day comfort and protection in harsh conditions. The AeroGuard is CSA and ASTM certified and features a composite safety toe, non-metallic puncture-resistant midsole, and enhanced ankle protection for 360-degree Impact Shield protection. Embrace superior comfort and support with a cushioned footbed that provides shock absorption, while a durable rubber outsole provides oil and slip-resistant traction.