Arctic Shield Boot Insulators Realtree APX Large 10-11 US. These Boot Insulators from the experts at Arctic Shield is made with polyester for maximum warmth and protection and high lofting insulating abilities. The Arctic Shield Boot Insulation uses ArcticShield Retain technology to retain body heat which is strategically located throughout the garment. A warm hunter is quieter mentally focused on the hunt longer and more likely to be successful because of the product's special weave and construction. Gear up with Arctic Shield Boot Insulators to stay warm and comfortable while out in the harshest of conditions. Specifications for Arctic Shield Boot Insulators: Manufacturer: Arctic Shield Size: Large Age Group: Adults Color: RealTree APX Application: Outdoor Hunting Fabric/Material: Polyester Water Resistance Level: Waterproof Features of Arctic Shield Boot Insulators Retain heat retention technology Polyester outershell and liner Windproof water resistant Lightweight and packable Roll up to fit in your pocket or backpack If in-between sizes or if intending to wear over thick heavily insulated boots choose the next larger size. Package Contents: Arctic Shield Boot Insulators Arctic Shield 52300080704024: Boot Insulators Realtree APX Large 10-11 US