The Muck Boots Ladies Black Tremont Tall Boot simply stated may just be the most attractive and comfortable boots youll ever wear in inclement weather. This all-new boot delivers a stylish look that is exceptionally easy to maintain and clean off mud, salt, or snow. The interior uses 4mm CR Flex-Foam combined with a fleece lining to keep your toes cozy all winter long. The shock absorbing footbed uses a dual-density EVA insole with a gel insert for additional comfort. The reduced heel makes these boots easy to walk on uneven streets and sidewalks while providing slip resistance with every step. Comfort Range: -20 degrees F to 50 degrees.