3mm Mollusk Warm Wetsuit Booties for cold water.

• Quality, limestone-based neoprene
• Neoprene foam made from recycled car tires
• Warm, stretchy, fast-drying insulation
• Maximum warmth and grip while maintaining board feel 
• Dope-dyed yarn uses less water
• Laminated with water-based, solvent-free adhesive
• Ergonomically cut to fit the body
• Booties are US Mens shoe sizes: half sizes should round down to ensure a snug fit

• Rinse inside and out in cool, fresh water after each use.
• Dry inside-out, out of direct sunlight.
• Occasionally soak with wetsuit shampoo, then rinse thoroughly.
• Never iron or use a clothes washer or dryer.