2-in-1 Running Shorts (Brick Red)

Acid Running

№317

£95

~~£0.00~~ £95

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Expert Praise

Running is becoming the new streetwear, and no brands are monetising on this better than Acid Running

— T3

Size S M L

Product variants

🚚 Order within the next 2 hours, 15 minutes for delivery by 08 Jun, 2026.

100-Day Returns

Klarna Elgible

£90+ Free Delivery

4.99 Trustpilot

Why It Made The List

Designed by runners, for runners, these minimalist 2-in-1 shorts combine a featherlight outer shell with a high-compression inner layer for the ideal balance of movement and support. The stretch liner keeps muscles locked in and wicks away heat, while the outer layer moves cleanly with every stride. A concealed zip pocket and internal phone sleeve add practical detail without bulk, and the minimal silhouette keeps things sharp on or off the track. Technical, refined, and built to last — the kind of shorts you wear once and don’t want to run without.

At A Glance

Featherlight shell + supportive inner liner
Curved split hem for freer running stride
Zip pocket + phone sleeve keep kit secure
Technical, recycled fabric build

SPECIFICATIONS

Outer Fabric: 86% recycled polyester, 14% elastane
Inner Fabric: 90% recycled polyester, 10% elastane
Fit: True to size; if between sizes, size down to optimise compression. Model is 6'1 (187cm), 32" waist and wears M.
Colour: Brick red outer shell and compression lining
Design Features: Ultra-lightweight shell; curved split hem for unrestricted stride; integrated rapid-dry compression liner that prevents odour and chafing; supportive inner for quads and hamstrings; secure zipped pocket in side seam and phone pocket in lining
Texture: Featherlight, fast-drying, high-stretch performance fabric
Sustainability: Made ethically in Vietnam using recycled plastic bottles; shipped in paper mailer; biodegradable label with wildflower seeds
Care Instructions: Wash at 30 °C with similar colours
Designed In: United Kingdom
Made In: Vietnam

MORE DETAIL

Lightweight 2-in-1 running shorts built for freedom of movement, comfort, and everyday performance.

The design pairs a quick-drying, high-stretch outer layer with a soft, fitted inner liner that provides support and helps prevent chafing.

The outer short moves easily through every stride, while the inner layer keeps its fit and shape on long runs.

A wide waistband with an internal drawcord gives a secure, adjustable fit that stays comfortable over time.

A zipped back pocket and an inner phone compartment add practical storage without extra weight or bulk.

Made from breathable performance fabric that stays cool and light, they’re cut for unrestricted movement and finished with minimal seams for a clean feel against the skin.

Each pair is made using recycled materials and delivered in recyclable packaging, complete with a packet of wildflower seeds — a small detail that reflects Acid Running’s sustainable mindset.

Technical, simple, and quietly distinctive, they balance comfort, utility, and design in equal measure — running shorts that do exactly what they should, and do it well.

SHIPPING AND RETURNS

SHIPPING OPTIONS

Standard - Royal Mail Tracked 48 (2-3 business days): £2.95

DPD Next Business Day (Cut off: 2pm Mon-Fri): £5.95

DPD Next Business Day by 12 Midday (Cut off: 2pm Mon-Fri): £12.95

DPD Saturday Delivery (Cut-off: Fri 2pm): £9.95

DPD Saturday Delivery by 12 Midday (Cut off: Fri 2pm): £12.95

DPD Sunday Delivery (Cut-off: Fri 2pm): £9.95

18+ PRODUCTS

18+ Standard - Royal Mail Tracked 48 + Age Verified (2-3 business days): £4.95

18+ Express - Royal Mail Tracked 24 + Age Verified (Usually next business day but not guaranteed, cut-off 2pm Mon-Fri): £7.95

FREE SHIPPING

FREE Royal Mail Tracked 48 (2-3 Business Days): Orders £90+

FREE Premium DPD Next Business Day (Cut off: 2pm Mon-Fri): Orders £250+

*All time-specific deliveries are usually delivered within advertised timeframes, but carriers do not 100% guarantee

N.B. For 18+ orders that include bladed products or alcohol, a £2 surcharge is added to normal shipping costs, to cover the legally required Age Verification service (as detailed above). All such orders will be shipped via Royal Mail.

For some rural postcodes next day delivery is not possible. For more detail on these postcodes, please see our Shipping page. There is no system check for these postcodes, so please do not select these services if your delivery address falls within this list.

RETURNS

We offer 100-day returns, provided items are returned in a perfectly re-sellable condition (undamaged and in original condition with tags/packaging). For more detailed information on conditions of return and the process involved, please see our Returns policy page.

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