Blast through the winter terrain in the Baffin Zone boots. Breathable soft shell synthetic upper. Waterproof membrane ensures feet stay dry and protected from the elements. Extended toe rand for extra protection. Tongue and heel pull loops for easy on and off. Plush collar for added comfort. High-traction rubber outsole for optimal traction over multi-surfaces. Temperature Rated: -4 degreesF/ -20 degreesC. Measurements: Heel Height: 1 in Weight: 1 lb 7 oz Circumference: 15 in Shaft: 6 in Product measurements were taken using size 11, width D - Medium. Please note that measurements may vary by size. Weight of footwear is based on a single item, not a pair.