Runners World \'The reflective effect works very well and gives additional security.\'\' Women\'s Running The Proviz REFLECT360 Explorer headband is as reflective as you\'d expect from the fab Proviz brand and it\'s also warm due to it\'s microfleece lining. It\'ll keep your ears toasty right from the first ice on the windscreen to the eager buds poking through the frosty ground come spring.\'\' Dual-layered premium headband Outer-layer: Incorporates REFLECT360 reflective yarn Inner-layer: Soft-touch and lightweight breathable micro-fleece lining Perfect for: All outdoor use - especially for those who walk/run when dark One size fits all Machine washable Material: Outer: 65% acrylic / 35% polyester Material: Lining: 100% polyester