FeatureItems name: PVC wellington bootsToe Style: Round ToeBoot Style:knee bootsBoot Shaft Height: Approximately13" Boot Shaft Circumference: Approximately 14.5" Heel Style: Block Heel Height: 1"Sole Style: Treaded SoleClosure Type: Pull-On Shoe Upper Material:Synthetic upper Shoe Outsole Material: Manmade soleShoe Insole Material: Textile Shoe Lining Material: Textile Features:muti-function Protective Qualities:thisshoes use in mining, oil field, petrochemical, building, metallurgy, machinery or other special-purpose industry. it is 100% waterproof, wear-resistant,puncture-proof ,bears the acid and alkali , oil resistant and other characteristic