Design: The Gator Safety GP2404 Polar is a Cool room/Freezer boot that can be worn in cold temperatures as low as -40°c (subject to time and conditions). Its thermal insulative lining and waterproof membrane keeps feet warm and dry. The Polar has a lightweight composite toe cap which does not conduct cold. By containing a flexible anti-perforation midsole, the wearer gains increased protection against penetration of sharp objects through the sole. This model has a zip side with webbing and bump cap protection with ankle support. Water repellent full grain leather upper YKK zip side with webbing 300°c heat resistant and slip resistant rubber outsole 600g Thinsulate thermal insulative lining Can be worn in temperatures as low as -40°c (Subject to time and conditions) WATERPROOF breathable membrane Lightweight composite toecap (200j impact protection) – Does not conduct cold (FAP) Flexible Anti-Perforation midsole Anti-fatigue and antistatic insole Certified to Australian Standards AS 2210.3:2019 Sizing: UK 6-14 full UK sizes only