Released in 2019, The Tactical Research 10-40 Series are an ultralight tactical boot featuring a regulation-friendly polishable leather toe, designed for tactical and law enforcement professionals. The the Tactical Research TR1040-ZWP is a waterproof boot engineered to provide maximum comfort and support without the weight of standard duty boots. A Gore Tex bootie keeps your feet dry in wet weather. A side zipper feature enables easy wear and removal when speed is essential. The 10-40 series boots feature Belleville’s patented PTO orthotic footbed; a proprietary, load-bearing removable insert that was designed for maximum support and arch support. The 10-40 Series is the new standard for light, fast, engineered tactical duty boots for professionals on the go.