Our verdict
The Fly Fit Tees and the Mack Weldon are too close to call — we rated both 8/10. There's no clear winner here, so it comes down to what you want it for. We break that down below.

Fly Fit Tees
Starting at ~$16
Check priceRead our full review
Mack Weldon
Side by side
| Attribute | Fly Fit Tees | Mack Weldon |
|---|---|---|
| Our rating | 8/10 | 8/10 |
| Best for | Affordable, comfortable tees that deliver real durability without the designer price tag. | After 6+ years, Mack Weldon's AIRKNITx Boxer Briefs (5/5) are exceptional, but the brand is hit-or-miss overall. |
| Standouts |
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| Watch-outs |
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Which one is right for you?
Choose the Fly Fit Tees if…
Affordable, comfortable tees that deliver real durability without the designer price tag.
- Affordable—significantly undercuts premium competitors
- Soft, genuinely comfortable material
Choose the Mack Weldon if…
After 6+ years, Mack Weldon's AIRKNITx Boxer Briefs (5/5) are exceptional, but the brand is hit-or-miss overall.
- AIRKNITx Boxer Briefs: lightweight, moisture-wicking, durable (5/5 standout)
- Try-On Guarantee: free exchanges/refunds with no return required
Why we rate them this way
Fly Fit Tees — 8/10
Affordable, comfortable tees that deliver real durability without the designer price tag.
What we liked: Affordable—significantly undercuts premium competitors, Soft, genuinely comfortable material, Durable through washing (resists fading, shrinking, wrinkles), Flattering fit for different body types, Quality 60/40 cotton-poly blend holds shape.
Worth knowing: Sizing runs unpredictable, Limited color selection, Limited brand recognition, Poor international availability and high shipping costs.
Mack Weldon — 8/10
After 6+ years, Mack Weldon's AIRKNITx Boxer Briefs (5/5) are exceptional, but the brand is hit-or-miss overall.
What we liked: AIRKNITx Boxer Briefs: lightweight, moisture-wicking, durable (5/5 standout), Try-On Guarantee: free exchanges/refunds with no return required, Innovative high-quality fabrics with anti-odor technology, Stealth Underwear and Vesper Polo deliver solid performance.
Worth knowing: Silver Knit and Intrepid Polos: too boxy, overpriced, Most other products are 'fine' but not differentiated from competitors.
Common questions
Is the Fly Fit Tees or the Mack Weldon better?
We rated both 8/10 — it's a genuine toss-up. Fly Fit Tees: Affordable, comfortable tees that deliver real durability without the designer price tag. Mack Weldon: After 6+ years, Mack Weldon's AIRKNITx Boxer Briefs (5/5) are exceptional, but the brand is hit-or-miss overall.
How much do the Fly Fit Tees and Mack Weldon cost?
The Fly Fit Tees is listed at Starting at ~$16. We don't have a current price on file for the Mack Weldon — check the latest on its review page.
What's the difference between the Fly Fit Tees and the Mack Weldon?
Short version — Fly Fit Tees: Affordable, comfortable tees that deliver real durability without the designer price tag. Mack Weldon: After 6+ years, Mack Weldon's AIRKNITx Boxer Briefs (5/5) are exceptional, but the brand is hit-or-miss overall.