Keep your ears cozy warm with the new Thermo Roubaix JL Racing headband. Thermo Roubaix is a super lightweight, single sided FOUR-WAY STRETCH fleece fabric. It is incredibly warm, highly breathable & wickable with abrasion- & pill-resistant qualities. Are you thinking what I’m thinking? This multi-purpose headband would be the perfect addition to your winter wardrobe- just imagine it keeping your ears warm under a helmet! One Size Fits All.