Air Systems SVH 1215 Air Duct 12 in Dia, 15 ft Lg, For Use With Fans, Yellow 38D891 Waterproof Typical Rubber Boot Application Waterproof Typical Rubber Boot Application Moderate Chemical Resistant Footwear Style Pull On Footwear Sole Pattern Lug Toe Type Steel Insulated No Color Black Predominant Footwear Color Black Upper Color Black Metatarsal Guard No Style Number 75109 Gender Men's Shank Material Steel Upper Material PVC Outsole Material PVC Resists Chemicals For Outdoor Traction Yes Toe Shape Round Midsole Material PVC Standards ASTM F2413 18 Waterproof Yes Insulation Type None Closure Type pull On Footwear Closure Type Pull On Static Dissipative No Wide Toe Cap No Removable Insole Yes Ninety Degree Heel Yes Oil Resisting Sole Yes Electrical Hazard Rated Yes Chain Saw Cut Resistant No Completely Non Metallic No Insole System FootForm(TM) Puncture Resistant Insole No Shoe Style Knee Footwear Shank Yes Footwear Closure Pull On Insole Material Foam Features Triple Density Technology (TDT) Chemical Resistance Autofeed Assembly Conductive Material Construction No Diameter 12 in