175°C high temperature heat shrink tube . 

HHST-175 is semi-rigid , excellent flame retardant heat-shrinkable Polyvinylidene fluoride (PVDF) tube for applications requiring high temperature performance , outstanding abrasion and cut through resistance or superior chemical and solvent resistant properties. It reliably protects wires , solder joints , terminals and connections and components from most industrial fuels, solvents and chemicals .

2:1 shrink ration .