Billy Bob's Bass via Amazon offers the Under Armour Men's UA Base 2.0 Crew in Black from $24.99 with free shipping. (Non-members can spend $35 or more to qualify for free shipping; otherwise, shipping costs $6.94.) That's the lowest total price we could find by a buck. It's available in sizes S to 2XL 3XL.
REI Garage offers the Under Armour Men's UA Base 2.0 Leggings in Black for $26.73. Opt for in-store pickup to dodge the $5.99 shipping charge. That's tied with last week's mention and the lowest price we could find by $20, outside of the mention below. They're available in sizes L to XXL.