Lacrosse kept the classic look but swapped the rubber for an AeroForm shell made with polyurethane in the Lacrosse Aero Timber Top 6 Inch Waterproof Slip-On Duck Boot 664531. This provides more flexibility and will keep feet warmer because the polyurethane won’t transfer cold to your feet like rubber can. The inside is smooth and seamless, adding to the overall comfortable fit and feel. AeroForm Technology, making a classic fit for the 21st century.

• STYLE: 664531
• AeroForm technology delivers revolutionary comfort and durability
• Molded polyurethane shell for ultra-lightweight, flexible, waterproof comfort
• Suede leather upper is water resistant
• Back pull tab for easy on
• Height: 6 Inch
• Weight: 3.8 lbs.
• Pattern/Color: Clay Brown
• Insulation: Non-Insulated
• Comfort Zone: 0 to 70 degrees Fahrenheit
• Lining: Unlined
• Footbed: Removable PU
• Shank: Polypropylene