Terms
    Change Model
  • Kyle - Wearing Size: MHeight: 6'1''
    Bottom Size: MTop Size: M
  • Peter - Wearing Size: SHeight: 6'0''
    Bottom Size: STop Size: SWaist: 30Inseam: 32
  • Malik - Wearing Size: XXLHeight: 6'2''
    Bottom Size: XXLTop Size: XXLWaist: 38Inseam: 33
Kyle - 6‘1‘’ Wearing Size: M
The O2 Tank
The O2 Tank
The O2 TankThe O2 Tank

The O2 Tank

(1,050)
LIMITED TIME OFFER: 80% OFF: $10.98 or 3 FOR $19 TEES AND TANKS
Non-Member: 
$54.95
Core:
Classic White
Limited
Size:
Select an option
Fit: True to Size
Qty: 1
1
LIMITED TIME OFFER: 80% OFF: $10.98 or 3 FOR $19 TEES AND TANKS
After your first purchase, you will be charged $69.95 each month for a Member Credit, unless you “Skip” between the 1st and the 5th. You have 12 months to redeem each credit for any item or outfit up to $100, before the credit expires. Cancel your membership anytime online or by phone.Learn more about our VIP membership
Non-Member: $54.95

AS SEEN ON YOU

Product Fit
Performance in Play
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Wear It With

Current Item

The O2 Run Short Lined 5in
The O2 Run Short Lined 5inLIMITED TIME OFFER: 2 FOR $20 SHORTS
$10.00 $89.95
The O2 Run Short Lined 5in
The O2 Run Short Lined 5inLIMITED TIME OFFER: 2 FOR $20 SHORTS
$10.00 $79.95
The O2 Run Pant
The O2 Run PantLIMITED TIME OFFER
$19.00 $119.95
Last Chance
The O2 Run Short Lined 7in
The O2 Run Short Lined 7inLIMITED TIME OFFER: 2 FOR $20 SHORTS
$10.00 $74.95

Vent Mesh

A light-as-air mesh that won't weigh you down on your runs. Made to sit off the skin, it’ll keep you fresh thanks to breathable, sweat-wicking tech.

Vent Mesh

A light-as-air mesh that won't weigh you down on your runs. Made to sit off the skin, it’ll keep you fresh thanks to breathable, sweat-wicking tech.

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Cold Weather High-Waisted Pocket Legging
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1,050 reviews for The O2 Tank
1,050 reviews for The O2 Tank
4.7
98% who purchased recommend it
Overall Fit
Runs SmallTrue to SizeRuns Large

Reviews

AI Generated Review Summary

Fabletics customers appreciate this tank's lightweight, breathable fabric that keeps them cool and comfortable during intense workouts. Many praise the relaxed yet well-fitting cut that allows for great mobility, though some recommend sizing up for a looser fit. Customers highlight the stylish, sleek design that complements their physique while providing visibility with reflective details.

Showing 3 of 1050
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LaDarian

Size PurchasedXL
Color PurchasedHeated Red
October 20, 2026

Great workout shirts

Amado

Rewarded Reviewer
Size PurchasedL
Color PurchasedHeated Red
October 19, 2026

amazing fit! very comfy!

Jonathan

Size PurchasedS
Color PurchasedHeated Red
October 19, 2026

Great for running
Our 30 Day Perfect Fit GuaranteeWe’ve got you covered! If the style you ordered doesn’t fit perfectly or you don’t love how it looks, we’ll happily accept returns or exchanges up to 30 days from shipment. 30 Day Fit Guarantee applies to select styles only and excludes Need-Now Prices.