A durable, protective, and hard workin' rubber boot built to show the cold who's boss, LaCrosse Alpha Thermal Composite Toe Rubber Boots for Men keep feet comfortable through cold and nasty work conditions. Durable, flexible, and waterproof, these boots shield feet with naturally insulating 7 mm neoprene uppers covered over the foot and ankle with hand laid premium rubber overlays. Additional layers over the toe, heel, and vamp add to this rugged rubber boot's durability and support. Up front, composite toes offer protection that meetss or exceeds ASTM F2413-18 I/75 C/75 EH workplace safety standards without transferring exterior heat or cold like other safety toes. Full fleece linings inside these rubber boots boost the warmth and comfort. The Alpha Thermal's Active Fit design provides a more athletic and glove-like feel, while the adjustable neoprene gusset on the back offers a comfortable custom fit. Removable PU footbeds, thick and insulating EVA midsoles, and lightweight nylon shanks offer cushioning support and stability under the feet all day long. Specially-designed Antarctic outsoles feature a multi-dimensional lug pattern for cold weather traction you can count on. Molded kick off heel plate. Comfort rated from -40 to 30F. Average height: 16". Average weight per pair: 6 lbs. Imported.Manufacturer style #: 644103. Proven Alpha construction in a warm safety toe rubber boot for cold and nasty jobs Naturally insulating and waterproof 7 mm uppers Tough, handcrafted rubber overlays with added layers over the toe, heel, and vamp Full fleece linings Composite toes - meet or exceed ASTM F2413-18 I/75 C/75 EH standards Active Fit design - athletic fit, glove-like feel Removable PU footbeds Thick EVA midsoles - cushion, added insulation Nylon shanks Antarctic outsoles - multi-dimensional lug pattern for cold weather traction Comfort rated -40 to 30F