Last sizes 100% waterproof Height: 33cm Circumference at calf 38cm Comfort rated from temperate to -15°C Streamlined upper design with rubber trimmed handles Constructed with 5mm Bogs Neo-Tech™ Lite insulation Lined with Bogs Max-Wick™ to keep feet dry Molded EVA footbed with DuraFresh bio-technology that activates to fight odours You'll find the North Hampton Black gloss is a lighter boot with all the endurable qualities we've come to expect from Bogs. This style is a sleeker look because they're slightly tapered at the toes. They'll ensure warmth to -15 C, due to their 5mm neoprene lining, guaranteed 100%waterproof with the comfort of a contoured footbed and a reliable tread. Height 38cm. Top circumference 37cm - but stretches Please check the measurements.