Use promo code "SPLASH" to get an extra 30% off adidas men's tees as part of the adidas Labor Day Sale, with deals starting from $7. Shop Now at adidas
There's almost 300 items here, with the starting price at $18. We've pictured the Nike Men's Court Dri-FIT Tennis Polo for $40.97 ($17 off). Nike Members get free shipping over $50 and pay a reduced fee of $5 otherwise. (It's free to join. If you check out as a guest you'll get free shipping over $75.) Shop Now at Nike
Add two or more weird and wonderful Woot T-shirts, sweatshirts, or hoodies to your cart, and you'll get an extra 45% off your total order at final checkout. Shop Now at Woot! An Amazon Company
Get an extra 50% off via coupon code "DNTEE50". Pictured is the "I Talk To Myself" Premium Midweight Ringspun Cotton T-Shirt for $5 after coupon ($19 off). Shop Now at Deal Genius
The best way to save in this section is to stock up on a few of the super cheap tops and T-shirts, bringing your order total to at least $23.75. Then you can use coupon code "NEWS24" to get free shipping on your order, saving another $5.99. Shop Now at 32 Degrees
We picked out this REI Co-op Men's Trail Supplies T-shirt for $13.83 ($21 off.) Shop Now at REI