Men's Training T-Shirt
Serenity
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Designed in a men’s athletic fit. Crafted from a premium loopback fabric, delivering a soft feel against the skin with four-way stretch for full freedom of movement. The material is breathable, fast-drying, and built to manage moisture - keeping you cool through intense workouts.
- Fitted across the arms and chest while loose over the abdomen.
- Fabric - Meryl 86%, Lycra 14%. Loopback for extra comfort during training.
- Four-way stretch.
- Moisture-wicking properties - breathable and fast drying.
- UV protection.
- Made in Sheffield, Great Britain.
Men's Training Shirt Size Guide
| Size | Fit (cm) | Fit (in) |
| XS | 90-96 | 35.5-37.75 |
| S | 96-102 | 37.75-40.25 |
| M | 102-108 | 40.25-42.5 |
| L | 108-114 | 42.5-45 |
| XL | 114-122 | 45-48 |
| 2XL | 122-130 | 48-51.25 |
| 3XL | 130-138 | 51.25-54.25 |
| 4XL | 138-146 | 54.25-57.5 |
| 5XL | 146-154 | 57.5-60.75 |
In action
How To Measure
The measurements for our t-shirts are based off of chest circumference.
Care instructions
We recommend washing the t-shirt at a maximum temperature of 30°C (86°F). Where possible, allow the shirt to air dry. If you must use a machine dryer, then we suggest using a cold setting.
Avoid ironing the printed logo, as this may damage the print.
Shipping and returns
Order processing
Orders are dispatched within 1–2 working days. Order before 2pm Monday to Friday and we'll often get it out the same day.
UK delivery
Next working day via FedEx.
Under £99: £5.00
£99 and above: Free
International delivery
We ship to over 100 countries and territories via FedEx Worldwide. Rates vary by zone — see our full shipping rates. Customs and import duties are the responsibility of the importer.
If you're in a country with an official SBD retailer, ordering locally is usually cheaper — find your local retailer.
Exchanges & returns
Changed your mind or need a different size? Items can be returned or exchanged within 30 days, unworn and in original packaging (socks excluded once opened). Full details in our returns policy.