Very lightweight, also very sturdy; you will fall in love with this boot! Its lightness is due to its EVA shell and upper. Its natural rubber outsole is lightweight, long lasting, anti-skidding and puncture resistant. The Adventure is ideal for hunting, fishing and for many other outdoor activities requiring foolproof protection against water. Good or bad weather, this boot is made to be worn; it even offers a comfort zone up to -75°F to keep your feet warm in freezing cold temperature.