Wearing the TNA Polartec® Thermal Pro® 1/2-zip sweatshirt from Aritzia! A mockneck sweatshirt with a 1/2-zip front and zip-closure hand pockets. It’s made with Polartec® Thermal Pro™ — breathable thermal fleece with a shaggy texture for weightless warmth and long-lasting comfort. Size I'm wearing: XL (for an oversized fit) LTKcanada LTKfall LTKwinter