Product name : Flame retardant winter thermal safety helmet hard hat liner for almost safety helmets or Sport helmets
2 layers - outer is 100% cotton twill and layer inside is 100% polyester fleece
Flame retardant treatment on outer shell， FR treated untill 50 times wash, For hat liner life
Regular length，One size fits most
Insulated ear barrier for improve hearing
Silver reflective strip add the visiblity in dark , and night working .
Hook and loop straps allow attachment to hard hats and helmets
Ideal for use in cold temperature work conditions such as construction, wood work, refineries, oil drilling, maintenance, mining, freezers, and more
