Pyramex Safety - Cooling Neck Shade - Cooling Neck Shade - Lime - Evaporative cooling material keeps you cool for hours • Keeps your head cool and blocks sun from your neck • Made from soft quilted hi-vis material for greater visibility • Fits on the suspension of a hard hat with hook and loop closures • To activate, soak in cool water for 2-5 minutes • Reusable – just reactivate • One size fits all