Amazon Hanes Men's Tagless White Briefs with ComfortFlex Waistband (9 -12 Pairs) | Same Price for Both, See Your Size | U $19.99 - $30.00 = $10.72 ExpUnk

[Marvomatic]

9 pair: https://www.amazon.com/gp/product/B004QO3WL0?tag=phtwllt-20 1
12 pair: https://www.amazon.com/gp/product/B0F8R9SFMK?tag=phtwllt-20