Happy days
"Excellent great fit great style looks great for every day wear 👍"








Willow Green/Mossy Taupe/Fern Ash/Mint Green
£40.00
Dark Lavender/Lavender Drift/Twilight Lilac/Frosted Lilac
£40.00
Black/Moon Grey/Urban Smoke/White
£40.00
Breeze/Storm Blue/Skylar/White
£40.00
Graphite Grey/Lunar Grey/White
£40.00
Mocha/Pebblestone/Frosted Ridge
£40.00
Frosted Denim/Polar Breeze/Arctic Chill/Celeste
£40.00| Size | Chest (IN) | Chest (CM) | Waist (IN) | Waist (CM) |
|---|---|---|---|---|
| XS | 34 - 36 | 86 - 91 | 28 | 71 |
| S | 36 - 38 | 91 - 96 | 30 | 76 |
| M | 38 - 40 | 96 - 101 | 32 | 81 |
| L | 40 - 42 | 101 - 106 | 34 | 86 |
| XL | 42 - 44 | 106 - 111 | 36 | 91 |
| 2XL | 44 - 46 | 111 - 116 | 38 | 96 |
| 3XL | 46-48 | 116-121 | 40 | 101 |
For peak performance, the Arc Seamless Tee keeps you cool and dry on the trails. Minimises chafing and promotes airflow, allowing you to focus on your goals without distraction. Pair with the Essentials Short for a functional stylish fit.
Built for both outdoor performance and gym training, the Arc Seamless Tee uses a jacquard knit seamless construction to reduce friction and support breathability during high-intensity sessions. Lightweight and flexible, it moves easily through strength training, cardio and trail runs alike. Reflective detailing enhances visibility in low-light conditions, while Trailberg branding on the reverse delivers a clean, technical finish.
Key Features
Ideal for: gym training, strength workouts, cardio, trail running and everyday active wear.

Overall rating: 5.0 / 5 from 9 reviews.
Review topics: [].
"Excellent great fit great style looks great for every day wear 👍"
"Purchased for my tall 13 year old son 5'11' and is a really good fit"
"Great super fast delivery"
"Great super fast delivery"
"Great colour and quality love it"
"Nice colours and great material feel"
"Lovely feel and style"
"Ultra light, breathable, very elasticated fabric for ease of movement and true to size"
"good wan like"