Calvin Klein: Ultra-Soft Modern Boxer Brief - 9$ - free shipping with FREESHIP129 (Color: Blue Shadow + Tourmaline) : r/frugalmalefashion
Calvin Klein Ultra-Soft Modal Boxer Brief 5 for $65 ($13 each). Free shipping at ($49). Must buy 5 or else they will be full price. : r/frugalmalefashion
A Different Kind of Underwear Thread : r/Outlier
Macy's - 40% off Calvin Klein Men's Ultra-soft Modal Boxer Briefs (Free Shipping over $25) : r/frugalmalefashion