The North Face - Alpine Polartec® 100 1/2 Zip. Color TNF Medium Grey Heather. On sale for $49.00. MSRP $70.00.. 4.4 out of 5 stars+2Brand NameThe North FaceProduct NameAlpine Polartec® 100 1/2 ZipColorTNF Medium Grey HeatherPrice$49.00MSRP: $70.00Rating4Rated 4 stars out of 5(81)