Discount Codes
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Discount Codes
Boxing Day Sale: Save Up to 50% Off Over 6,000+ Designer Lines
The post-Christmas savings are here! Discover over 6,000+ designer clothing, footwear, and accessories lines in the Mainline Winter Sale. With up to 50% off, it’s the perfect time to refresh your wardrobe, pick up those pieces you’ve been eyeing, or treat someone special - all at a fraction of the original price.
Discover Over 1,000 Items At 50% Off Or More*
Unlock exclusive savings with access to our 50% or More* collection! Shop over 1,000 items from top brands and enjoy unbeatable discounts. Don’t wait—these offers won’t last long!
Wrap Up Warm: Save Up to 50% Off Over 300+ Jumpers
Cosy up in style this winter! Shop our jumper collection with savings of up to 50% off. From bold knits to classic staples, stay warm and look sharp - don’t let these deals slip away.
Chill in Style: Save Up to 50% Off Over 40+ Tracksuits
Stay comfortable without compromising on style! Save up to 50% off over 40 tracksuits in the Winter Sale. Perfect for relaxing at home or stepping out in effortless style – shop now before they’re gone
Partywear Essentials: Shop Over 600 Shirts With Up To 50% Off
Make every entrance count. Shop over 600 shirts with up to 50% off and nail that sharp, party-ready look without breaking the bank.
Run a 5K, Save 10% On Full-Priced Products
Lace-up your running shoes and earn a reward! Complete a 5K tracked on Strava and receive a 10% code applicable on all full-priced clothing, footwear, and accessories! Simply verify your Strava activity through GoCertify to receive your unique code. Start running and start saving!
10% Off When You Follow Mainline On Instagram
Follow @MainlineMenswear on Instagram and enjoy an exclusive 10% off all full-priced items on your next order. Simply verify your follow to unlock your unique code.
10% Off For Student & Youths
If you’re aged 15–25 or a student, enjoy 10% off full-priced clothing, footwear, and accessories. Simply verify your status with GoCertify and start saving on your wardrobe today!
10% Off For Emergency Services
A little thank you for all you do. Police, fire, and healthcare personnel can claim 10% off full-priced items. Verify your status to receive your unique code and enjoy your discount.
10% Off For Armed Forces
Members of the Armed Forces, veterans, and the Armed Forces community can enjoy 10% off all full-priced clothing, footwear, and accessories. Verify your status to receive your unique discount code.
