HTS code 9902.13.98 covers "Footwear for men, with outer soles and uppers of rubber or plastics (except vulcanized footwear and footwear with waterproof molded or vulcanized bottoms, including bottoms comprising an outer sole and all or part of the upper, and except footwear designed to be protective that is incomplete in its condition as imported), valued over $25/pair, whose height from the bottom of the outer sole to the top of the upper does not exceed 25.4 cm, designed to be worn in lieu of, but not over, other footwear as a protection against water, oil, grease or chemicals or cold or inclement weather where such protection includes protection against water that is imparted by the use of a laminated, but not coated, textile fabric; such footwear, if valued over $27, without openings in the bottom and/or side of the sole or covered opening in the upper designed to permit moisture vapor transport from under the foot (provided for in subheading 6402.91.50) " under the US Harmonized Tariff Schedule. This is the official duty rate charged by US Customs when this product is imported into the United States, sourced directly from the U.S. International Trade Commission and refreshed daily.