Aer Knowth Jersey



  • Made from recycled fabric, suitable for summer with 4 breathable materials.
  • Designed with dual fabric waist gripper and weighs under 170 grams (L).
  • Features designs inspired by 5,000-year-old megalithic art at Knowth.

No additional duties/charges on orders. Shipped daily:

  • UK via Royal Mail
  • Ireland & EU via An Post

The tight knit of the materials presents an effective block to the wind on cool descents; but it is on hot days where this jersey shines, processing moisture and keeping you looking smooth. A full YKK zip,  gives additional adaptability as the sun rises and the low profile collar adds to the hot weather focused design.

Low Earth impact cycling kit , made responsibly. Te Aer jerseys uses a dual fabric silicone waist gripper allows the jersey to be loaded up without it losing shape on the bike. Double stitched at stress areas and weighing in at less than 170grams (L). The Are Jerseys are was cyclists of all kinds that meet the expectations of easy strolls and the most demanding competition. The subtle designs inlaid into the Earth purple fabric, are inspired by the megalithic art from 5000 year old stone carvings at Knowth, just South of Galibier towers.

We have chosen to use recycled fibres on polyesters and not nylons because it is most impactful with polyesters and addresses the problem of plastic bottle waste.


  • DUAL MATERIAL Compression band around waist
  • Silicone gripper elastic
  • Full-length YKK zipper
  • Support stretch panels
  • 3 rear pockets with reflective trim
  • Zipped Security pocket


Aer Knowth Cycling Jersey Measurements


  • 40″ chest and 34 waist and XL is a good fit. – Me.
  • I’m 39.5 chest and 32.5 waist and the large is ideal. If you were carrying a belly with 39.5 chest I would go xl.” – Karl
  • “42” chest and 36 waist and I needed a XXL and love it.” – Marcus kettle
  • Mark in the store is 38 chest and 31 waist- and medium is ideal.
  • “My 29 inch waist and 36inch chest fit the size small super well and is super aero.” – Philip B.


  • Main fabric 100% recycled Polyamide
  • Recycled YKK NATULON® zipper
  • Pocket and waist band elastic Recycled Econyl
  • Side mesh fabric is 75% recycled with 25 virgin Lycra mix.

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