Castelli estremo glovesour warmest cold weather glove yet the estremo glove was designed for the coldest conditions ideal for low tempratures and bad weather constructed from a windproof windstopper x fast fabric combined with a fleecy material on the palm covered with silicone texture for a better grip and durability proof that we take harsh winter riding seriously features our warmest cold weather glove yet windstopper x fast fabric for total wind protection fleece liner for cold protecti