The North Face 100 Glacier 1/4 Zip Top As fleeces go, the Glacier is a classic. It's made from microfleece that delivers lightweight warmth thanks to its unique lofted structure. The North Face 100 Glacier 1/4 Zip Top is a wardrobe essential. Constructed using microfleece, it delivers lightweight warmth. The fleece traps heat through tiny air pockets, creating a barrier of warmth, without compromising breathability, so you stay warm without getting sweaty. The fleece has a 1/4 zip design allowing hot air to escape when the zip is down preventing intolerable heat build-up. At the same time, the fabric wicks away sweat from the skin so you stay dry on the inside, making it the ideal layering piece to wear with a waterproof shell. This jacket has two zipped front pockets to store your adventure essentials, and elasticated cuffs and hem to seal out the elements and help retain all-important body heat. This fleece is part of The North Face's Circular Design initiative, a