Classic Training Tank
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The Classic Training Tank is designed to keep things easy, comfortable and ready for whatever your session throws at you. The lightweight fabric feels soft and breathable, giving you room to move without feeling restricted. Its racer back design opens up the shoulders, while the curved hemline and side splits add extra comfort and coverage. Finished in a standard tank length, it’s a simple everyday piece you’ll reach for again and again.
Product Details
Product Features
- True to size relaxed fit
- Standard tank length
- Scooped neckline
- Curved hemline
- Side splits
- Racer back design
- Lightweight breathable fabric
- 65% Polyester / 35% Viscose
Size Guide
Model: Milly - 173cm, wears size Small in Tanks
Shipping & Returns
Returns
We hope you love your new items as much as we do! However, if you're not 100% satisfied with your purchase, we have a Returns Policy in place.
You may return full-price items for an exchange (either for the same item in a different size or a new item altogether), store credit, or a refund.
Please note that any items marked as "final sale" are not eligible for store credit or a refund, as outlined in our returns policy. However, final sale items can be exchanged for the same style and colour in a different size, subject to availability. If your desired size is unavailable, we appreciate your understanding that no return or further exchange can be processed.
Undergarments, socks and opened supplements are excluded from our returns policy and cannot be returned for hygiene reasons.
Find out more about our Returns Policy.
General Shipping Rates
Australia
New Zealand
USA, UK
Canada
Europe
All other countries
Shipping costs and delivery timeframes may vary per country, please enter your shipping address at checkout for specific rates.
Find out more about our Shipping Policy
Womens & Mens Sizing Guides
Size guides
Here our Muscle Nation, we’re committed to making your online shopping experience as seamless as possible. We know how challenging it can be to find the right size when shopping online, without trying the items on first.
That’s why we go the extra mile to provide detailed product descriptions for every piece in our collection. These descriptions include specifics about fabric, fit, and sizing to help you make an informed choice. Additionally, we share model information for extra guidance when selecting your size.
We also recognise that everyone’s body is beautifully unique, and no sizing chart can perfectly capture every shape. Think of our size guide as just that—a guide. If you’re unsure or have any questions, our friendly customer service team is always here to help. Feel free to reach out to us anytime at orders@musclenation.org . We’re here to ensure you have the best possible experience!
BOTTOMS
-
WAIST
Measure the full circumference at the narrowest point of the waist -
HIPS
Measure the full circumference at the widest/fullest point of the hips -
INSEAM
Measure the full length of the inner leg from crotch to ankle edge on garment.
| Size | Waist | Hips |
|---|---|---|
| XXS / AU 4-6 | 58-63 | 90-94 |
| XS / AU 6-8 | 64-68 | 95-99 |
| S / AU 8-10 | 69-73 | 100-104 |
| M / AU 10-12 | 74-78 | 105-109 |
| L / AU 12-14 | 79-83 | 110-114 |
| XL / AU 14-16 | 84-88 | 115-119 |
| XXL / AU 16-18 | 89-93 | 120-124 |
| XXXL / AU 18-20 | 94-98 | 125-129 |
| XXXXL / AU 20-22 | 99-103 | 130-134 |
| Size | Full Length | Ankle Length | 7/8 Length |
|---|---|---|---|
| XXS / AU 4-6 | 64-66 | 59-61 | 51-53 |
| XS / AU 6-8 | 65-67 | 60-62 | 52-54 |
| S / AU 8-10 | 66-68 | 61-63 | 53-55 |
| M / AU 10-12 | 67-69 | 62-64 | 54-56 |
| L / AU 12-14 | 68-70 | 63-65 | 55-57 |
| XL / AU 14-16 | 69-71 | 64-66 | 56-58 |
| XXL / AU 16-18 | 70-72 | 65-67 | 57-59 |
| XXXL / AU 18-20 | 71-73 | 66-68 | 58-60 |
| XXXXL / AU 20-22 | 72-74 | 67-69 | 59-61 |
| Length | Inseam |
|---|---|
| Referee Shorts | 23-25 |
| Bike Shorts | 13-15 |
| Midway Shorts | 9-11 |
| Booty Shorts | 5-6 |
| Size | Waist | Hips |
|---|---|---|
| XXS / AU 4-6 | 24 | 36 |
| XS / AU 6-8 | 26 | 38 |
| S / AU 8-10 | 28 | 40 |
| M / AU 10-12 | 30 | 42 |
| L / AU 12-14 | 32 | 44 |
| XL / AU 14-16 | 34 | 46 |
| XXL / AU 16-18 | 36 | 48 |
| XXXL / AU 18-20 | 38 | 50 |
| XXXXL / AU 20-22 | 40 | 52 |
| Size | Full Length | Ankle Length | 7/8 Length |
|---|---|---|---|
| XXS / AU 4-6 | 25 | 23 | 20 |
| XS / AU 6-8 | 26 | 24 | 20 |
| S / AU 8-10 | 26 | 24 | 21 |
| M / AU 10-12 | 26 | 24 | 21 |
| L / AU 12-14 | 27 | 25 | 22 |
| XL / AU 14-16 | 27 | 25 | 22 |
| XXL / AU 16-18 | 28 | 26 | 22 |
| XXXL / AU 18-20 | 28 | 26 | 23 |
| XXXXL / AU 20-22 | 29 | 27 | 23 |
| Length | Inseam |
|---|---|
| Referee Shorts | 9 |
| Bike Shorts | 6 |
| Midway Shorts | 4 |
| Booty Shorts | 2 |
SPORTS BRAS
-
Bust
Measure the full circumference at the fullest point of the bust. -
Under Bust
Measure the full circumference under your bust.
| Size | Bust | Under Bust |
|---|---|---|
| XXS / AU 4-6 | 75-79 | 65-69 |
| XS / AU 6-8 | 80-84 | 70-74 |
| S / AU 8-10 | 85-89 | 75-79 |
| M / AU 10-12 | 90-94 | 80-84 |
| L / AU 12-14 | 95-99 | 85-89 |
| XL / AU 14-16 | 100-104 | 90-94 |
| XXL / AU 16-18 | 105-109 | 95-99 |
| XXXL / AU 18-20 | 110-114 | 100-104 |
| XXXXL / AU 20-22 | 115-119 | 105-109 |
| Size | Bust | Under Bust |
|---|---|---|
| XXS / AU 4-6 | 29.5-31.5 | 25.5-37.5 |
| XS / AU 6-8 | 31.5-33.5 | 27.5-29.5 |
| S / AU 8-10 | 33.5-35.5 | 29.5-31.5 |
| M / AU 10-12 | 35.5-37.5 | 31.5-33.5 |
| L / AU 12-14 | 37.5-39.5 | 33.5-35.5 |
| XL / AU 14-16 | 39.5-41.5 | 35.5-37.5 |
| XXL / AU 16-18 | 41.5-43.5 | 37.5-39.5 |
| XXXL / AU 18-20 | 43.5-45.5 | 39.5-41.5 |
| XXXXL / AU 20-22 | 45.5-47.5 | 41.5-43.5 |
TEES
We recommend sizing your tees based on your bra size.
Our tee range features a variety of fabric weights, each with its own unique feel. We allow for slight sizing variations within tolerances to ensure that every tee offers the perfect balance of comfort and style, tailored just for you.
RELAXED FIT
MEASURED IN CM
| Size | Chest | Hem | Length |
|---|---|---|---|
| XXS | 50 | 50 | 55.2 |
| XS | 52.5 | 52.5 | 56.5 |
| S | 55 | 55 | 57.8 |
| M | 57.5 | 57.5 | 59.1 |
| L | 60 | 60 | 60.4 |
| XL | 62.5 | 62.5 | 61.7 |
| 2XL | 65 | 65 | 63 |
| 3XL | 67.5 | 67.5 | 64.3 |
| 4XL | 70 | 70 | 65.6 |
OVERSIZED FIT
MEASURED IN CM
| Size | Chest | Hem | Length |
|---|---|---|---|
| XXS | 57 | 59 | 64 |
| XS | 59.6 | 61.5 | 65 |
| S | 62 | 64 | 66 |
| M | 64.5 | 66.5 | 67 |
| L | 67 | 69 | 68 |
| XL | 69.5 | 71.5 | 69 |
| 2XL | 72 | 74 | 70 |
| 3XL | 74.5 | 76.5 | 71 |
| 4XL | 77 | 79 | 72 |
BOXY FIT
MEASURED IN CM
| Size | Chest | Hem | Length |
|---|---|---|---|
| XXS | 50 | 50 | 55.2 |
| XS | 52.5 | 52.5 | 56.5 |
| S | 55 | 55 | 57.8 |
| M | 57.5 | 57.5 | 59.1 |
| L | 60 | 60 | 60.4 |
| XL | 62.5 | 62.5 | 61.7 |
| 2XL | 65 | 65 | 63 |
| 3XL | 67.5 | 67.5 | 64.3 |
| 4XL | 70 | 70 | 65.6 |
BOTTOMS
-
Waist
Measure the full circumference at the narrowest point of the waist. -
Hips
Measure the full circumference at the widest point of the hips.
| Size | Waist | Hips |
|---|---|---|
| S | 77-81 | 90-94 |
| M | 82-86 | 95-99 |
| L | 87-91 | 100-104 |
| XL | 92-96 | 105-109 |
| XXL | 97-101 | 110-114 |
| XXXL | 102-106 | 115-119 |
| XXXXL | 107-111 | 120-124 |
| Size | Waist | Hips |
|---|---|---|
| S | 31 | 36.5 |
| M | 33 | 38.5 |
| L | 35 | 40.5 |
| XL | 37 | 42.5 |
| XXL | 39 | 44.5 |
| XXXL | 41 | 46.5 |
| XXXXL | 43 | 48.5 |
TOPS
-
Chest
Measure the full circumference of the chest 2.5cm below the underarm. -
Waist
Measure the full circumference at the narrowest point of the waist. -
Hips
Measure the full circumference at the widest point of the hips.
| Size | Chest | Waist | Hips |
|---|---|---|---|
| S | 95-99 | 77-81 | 90-04 |
| M | 100-104 | 82-86 | 95-99 |
| L | 105-109 | 87-91 | 100-104 |
| XL | 110-114 | 92-96 | 105-109 |
| XXL | 115-119 | 97-101 | 110-114 |
| XXXL | 120-124 | 102-106 | 115-119 |
| XXXXL | 125-129 | 107-111 | 120-124 |
| Size | Chest | Waist | Hips |
|---|---|---|---|
| S | 38.5 | 31 | 36.5 |
| M | 40.5 | 33 | 38.5 |
| L | 42.5 | 35 | 40.5 |
| XL | 44.5 | 37 | 42.5 |
| XXL | 46.5 | 39 | 44.5 |
| XXXL | 48.5 | 41 | 46.5 |
| XXXXL | 50.5 | 43 | 48.5 |
SLIDES
-
Length
Measure the length of your foot, from heel to toe.
| US | EU | CM |
|---|---|---|
| 6 | 37 | 24.5 |
| 7.5 | 39 | 25.5 |
| 9 | 41 | 27 |
| 10.5 | 43 | 28 |
| 12 | 45 | 29.5 |
| 13.5 | 47 | 31 |
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Customers praised this training tank for its lightweight, soft fabric and comfortable fit. Many described it as "perfect for workouts" with excellent breathability. The length was consistently appreciated, though some noted it runs large and recommended sizing down for a less oversized fit. High-quality construction with strong seams was highlighted.
- The fabric is so soft it's amazing!
- Very comfortable and lightweight fabric, makes it versatile for all workouts.
- High quality finishes and great strong seams!
Very happy with the singlet, comfortable, and a great length, I'm not a fan of crops or short styles singlets, so this one nails it.
Lightweight fabric, perfect length, great tank to show off the bra
Love it
Comfy and not restricting
Runs larger than expected. Could size down by 1 or 2 sizes.
So comfortable and soft
You could downsize in this product if you don’t want it to be so oversized, but with a good quality bra underneath it’s not too revealing.
Fit, lenght and style is fantastic
Such a nice light material, fits perfectly. Fabric is soft, definitely be getting more
I bought one in every colour, comfy fabric, a great length which isn't too short, so you can cover your booty a little if that's what you prefer, a great racerback to show off the traps you have been working hard to grow!
This singlet was super light and flowy, loved the size and fit of it! The colour blue was really cute and matched my active wear set :)
Love the singlet, fits nicely, light weight material and sits nicely on me. Hangs well and great quality
Love it! It’s super soft and comfy. Can be a tad see-through if wearing a sports bra with words on it, you can see the letters through but I still love it and the quality is good!
Size is Great loose fit tank. Colour is bright and soft fabric.
So comfortable
Lightweight fabric is great quality, great choice of colours, torso length is good. Should have sized down.
Lightweight fabric, great choice of colours, torso length is good. Should have gone down a size as very roomy fit
Lightweight fabric, great choice of colours, torso length is good. Should have sized down.
You can’t go wrong with the colour black in any gym outfit. The fabric is so soft it’s amazing!
The fabric of this shirt is to die for! One of my favourite gym shirts now!
the weight of the shirt is fantastic, love the material. the quality of the shirt is high this shirt is a great shirt to work out in lightweight
Excellent quality and fit. True to size.
Comfortable singlet . I bought basic color black because goes with anything. Good length if I want to wear it with casual pants & jeans
Super comfy low hang
Love the colour and fit
This tank top is soft, light and extremely comfortable to wear .
Perfect for runs and gym sessions hitting the back and arms. Get two of these at least!
Perfect for runs and gym sessions hitting the back and arms. Get two of these at least!
Very comfortable and lightweight fabric, makes it versatile for all workouts. Length and fit is perfect for me. Breathable and love the colours! Black goes with anything and looks great even when sweating up a storm
Great light breathable fabric without being sheer. Like the longer length for days when it’s a mood. Good colour selection. Could size down depending how you like your fit.
Perfect length, beautiful colour and the fabric is so soft. Please bring more colours
Super casual fit, love the length and how the fabric feels. Nice and airy in hot weather. High quality finishes and great strong seams!
Great colour nice fabric
Good fit
Beautiful soft fabric but runs large
Soft and lightweight, great length need these in more colours