Sidewinder Nightshirt / Dress in Blueberry

Independent design-led sleepwear + homewares brought to you by real people who care. We’re serious about Design + serious about Joy! 

£120.00

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Organic Cotton Sleepwear so good that 90% of our customers don’t want to confine it to the bedroom. Why? 

 

Designed in Glasgow by Mil, our loose-fitting over-head day/nightshirts feature twin needle stitching, a rounded shawl collar, a 2 button placket, an A-Line cut, generous reinforced side vents for ease of movement and huge pockets. 

Colours:

Size

Like us, our sizing is Irregular - it's the slow fashion way but we're here to help 💚

Size guide

£120.00

Product description

Blueberry, a blend of blue + aubergine, is our best-selling colourway. 

 

Our GOTS certified organic cotton loose-fitting over-head nightshirt features a 2 button placket, signature rounded collar, generous side vents for ease of movement and generous side pockets. Tailored using twin needle stitching for durability. 

 

A playful twist on the classic candy-stripe used in traditional sleepwear, SIDEWINDER plays with 3 different weights and orientation of stripe in a graphic which is both familiar yet a bit wrong. Just like the Lee Morgan classic after which it is named - Sidewinder is guaranteed to put a spring in your step. 

 

While many people might call them eco pyjamas or sustainable sleepwear, we much prefer to say responsibly made pyjamas. Read about our responsible design ethos here

Size and fit

Model

May wears irregular size 2

 

Why is our sizing so confusing? Click here for a 60 sec video from Jolene.

 

For the best fit, grab a tape measure and measure your chest, waist and the widest part of your bottom/hips and refer to our detailed size charts to find your size. 

 

Need help? Contact us here, we love to hear from you!

 

 

Shipping and returns

Shipping

 

We ship orders every Monday + Thursday. If you need something sooner, please choose express delivery which will be dispatched the day after you make the order, and takes 1-2 days to arrive. 

  • Free Delivery in UK over £100
  • Under £100 in UK £4.19 Royal Mail tracked 48  2-3 working days
     
  • £12 express delivery (DHL) in UK  1-2 working days
  • USA, Japan, Australia, New Zealand, shipping is free for orders over £200
  • Otherwise $27 economy shipping to Canada, Japan via Royal Mail  10-20 days*
     
  • Express shipping to Australia, New Zealand & Japan available for £50 3-5 working days*

         * can vary based on customs clearance delays

 

  • Customers in USA: Unfortunately we cannot ship to USA as of 18th August 2025 with the updated tariffs. We are working on a solution going forward.
  • Customers in Europe: We are still having issues and are working on a solution.
  • International Shipping to rest of the world: please contact us for a quote
  • NB: For International Orders, please note that depending on your order and country, you may be liable to pay local taxes and duties on receipt of your order, for which we cannot accept liability. The refusal of payment of such fees causes a full cancellation of the order. Transportation cost and custom clearance cost associated with a cancellation will be deducted from the amount refunded to you.


 

Returns

 

  • Size exchanges within the UK are free of charge. Please head to our returns portal. Returns will incur a £4 fee which will be deducted from your refund. 

 

  • Dog beds are the exception as these do not ship with Royal Mail due to their size. Please not that dog beds cannot be processed through our returns portal. Please contact us here if you have any queries.

 

  • You have 28 days from receipt of goods to return your garment(s) to us. Items should be returned new, unused, FOLDED and with all tags attached and in original packaging. Please note that after 28 days, we are only able to offer an exchange or credit note. Unfortunately, we cannot process refunds for any items returned outside of this time frame.

 

  • If there is a fault with your garment, please get in touch and we will resolve the issue. 

Free UK Delivery

over £100

Responsibly made

 

 

Easy UK Returns

within 28 days*

Title

Complete the look

Design details

Our Irregular way 

Responsible Materials & Production 

We use natural fibres and recycled materials for most of our products

Small team

Just 3 of us in the studio

(4 if you count Truman)

Buy from people who care

We only make things we LOVE and that will last for years to come

Friendly customer service & sizing advice

We love to help, talk to Jolene or Hayley here

Designed in Glasgow by Mil

Always responsibly produced

Our Irregular way 

Styled by you

Share your looks on Instagram with @irregularsleeppattern to be featured.

Customer Reviews

Based on 23 reviews
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R
R J Goldie
Wish I could share

I wish I could share my night shirt with more people! but as it is, it's just me and my wife. This is my second one, the cut is so comfortable and there are no harsh seems to spoil your sleep. The fabric feels premium and the splash of colour is delightful. Just a shame you'll have to take my word for it.

J
Julie
Blueberry sidewinder

Vibrant print on a beautifully made garment.

B
Benjamin Mackay
Very happy to be a part of this irregularness

Really well cut and constructed, deep rich colour & really comfortable. Hugely popular at a recent Christmas party, so lots of wins all ‘round 😊

S
Susan Sherrard
Shaking up style in Braemar!

I’ve bought two of your fabulous dresses. I love them. Soooo comfortable, stylish with a pop of colour. It fairly shocked the other guests at the Highland Games dinner last night. 😉

K
Kristine Johnson
Comfortable & stylish

The nightshirt is great. This is my 2nd nightshirt purchase, having also purchased the PJs. I love the fabric quality, the relaxed shape and the pattern design. Quality products, excellent service from ordering to delivery and I like the ethical packaging. All old nightwear has now been recycled, the irregularsleep gear will last for years. I also made a top from one of the sheets.

Responsible Materials & Production

We believe that everyday objects should spark joy and last you for years to come. Read about our responsible design process 

 

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Sidewinder Nightshirt / Dress in Blueberry

£120.00
Size