Bontrager's B3 Long Sleeve Baselayer is a midweight undershirt for cool to cold conditions. The thermal knit material retains warmth, breathes well and facilitates moisture transfer better than a jersey alone. And, the close fit and smooth exterior give you perfect layering without bulk.
|Option||Barcode||Manufacturer's Part Number||Vendor Number|
|Black / X-Small||00768682936559||509188||TRK-509188|
|Black / X-Large||00768682936597||509192||TRK-509192|