• May include: A black long-sleeve romper with a square neckline, shown on a model and as a technical line drawing. The text reads Square Neck Romper, Level Beginner, PDF Pattern, Easy Instructions, Step by Step Illustration, Includes Free Easy Shorts Pattern.
  • May include: A black long-sleeved romper with a square neckline and fitted shorts, paired with white crew socks and white sneakers. The garment features a solid black color and a form-fitting silhouette, providing a clean and simple look for casual wear.
  • May include: A black long-sleeved romper featuring a square neckline and fitted shorts. The garment is paired with white crew socks and white athletic sneakers. The romper has a solid black color and a form-fitting silhouette with long sleeves.
  • Illustration and detailed description for Square Neck Long Sleeve Romper sewing pattern. Made with 2 yard poly spandex. Other Fabric Recommendations: Spandex, lycra, jersey, nylon spandex, cotton spandex.
  • Patterns For Less size chart.
  • Square Neck Long Sleeve Romper sewing pattern printing guide.
  • Square Neck Long Sleeve Romper sewing pattern instruction booklet showing step by step illustrations to make the garment.
  • Whole Shop Bundle featuring 500+ sewing patterns
  • 5-star reviews from over 2,500 customers!
  • Discount Code 20% Off
  • May include: A black long-sleeve romper with a square neckline, shown on a model and as a technical line drawing. The text reads Square Neck Romper, Level Beginner, PDF Pattern, Easy Instructions, Step by Step Illustration, Includes Free Easy Shorts Pattern.
  • May include: A black long-sleeved romper with a square neckline and fitted shorts, paired with white crew socks and white sneakers. The garment features a solid black color and a form-fitting silhouette, providing a clean and simple look for casual wear.
  • May include: A black long-sleeved romper featuring a square neckline and fitted shorts. The garment is paired with white crew socks and white athletic sneakers. The romper has a solid black color and a form-fitting silhouette with long sleeves.
  • Illustration and detailed description for Square Neck Long Sleeve Romper sewing pattern. Made with 2 yard poly spandex. Other Fabric Recommendations: Spandex, lycra, jersey, nylon spandex, cotton spandex.
  • Patterns For Less size chart.
  • Square Neck Long Sleeve Romper sewing pattern printing guide.
  • Square Neck Long Sleeve Romper sewing pattern instruction booklet showing step by step illustrations to make the garment.
  • Whole Shop Bundle featuring 500+ sewing patterns
  • 5-star reviews from over 2,500 customers!
  • Discount Code 20% Off
Report this item to Etsy

Square Neck Romper Pattern Unitard Romper Long Sleeve Romper Women Active Wear Jumpsuit PDF Pattern Athletic Wear Pattern Athleisure Outfit

Item highlights

  • Digital download
  • Digital file type(s): 5 PDF

Seller's description

Square Neck Long Sleeve Romper Sewing Pattern for all skill levels – PDF Download (XS–XXXL)

This square neck long sleeve romper sewing pattern is perfect for all skill levels—whether you’re just starting out or have years of experience. With clear step-by-step illustrated instructions, you’ll enjoy a smooth sewing process from start to finish. Great for a fun 2+ hours project!

✨ PDF Pattern Features:

✅ Sizes XS–XXXL

✅ Seam allowance included (1 cm or varies by pattern – see instructions)

✅ Print at home (A4/US Letter), copy shop (A0) or projector file
✅ Layered PDF – Print only your size

✅ Instant download – Start sewing right away

🎁 Bonus: Includes Easy Shorts Sewing Pattern

🧵 Great for sewing your own trendy square neck long sleeve romper, this fun project helps you grow your skills while making something stylish and handmade.

🔥 Get 500+ patterns and new monthly freebies with our Whole Shop Bundle 

👉 https://www.etsy.com/listing/1860114245/500-sewing-patterns-bundle-womens-mens

🌟 Love this? Check out our cute romper pattern bundle! 
https://patternsforlessshop.etsy.com/listing/1881564858

Need help with making or understanding the pattern? Send me a message—I'm happy to help!

Happy Sewing! 🫶

***Our sewing patterns are for individual use only, not for commercial or manufacturing purposes. PDF files are view only in a PDF reader and not viewable in photoshop, illustrator, coral draw or other CAD software. Please reach out if you have any questions, we are happy to help.***

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Price:$3.49

Original Price: $6.99

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Reviews for this item

4.7

We calculate this number using a recency-weighted average of all ratings, with a rating's value decreasing by half each year to best reflect the current experience.

(7 reviews)

5.0 Item quality
5.0 Shipping
5.0 Customer service
100% Buyers recommend
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5 out of 5 stars 5 This item

Tiffany Nov 28, 2025

I absolutely loved the romper it’s so cute and the patterns easy!

Tiffany Nov 28, 2025

Response from Soonjoo

Thank you Tiffany for your review. We’re happy to hear that you enjoyed using our Square Neck Knit Romper sewing pattern. Hope to see you again in our store. Happy sewing!❤️

4 out of 5 stars 4 This item

Victoria Sep 17, 2025

Sizing runs. Bit small but overall good and very cute instructions are also clear

Victoria Sep 17, 2025

Response from Soonjoo

Thank you Victoria for your review. We’re happy to hear that you enjoyed using our Square Neck Romper sewing pattern. Hope to see you again in our store. Happy sewing!❤️

4 out of 5 stars 4 This item

Victoria Sep 12, 2025

Pattern was quite usable but would have appreciated more construction indicators like notches.

Victoria Sep 12, 2025

Response from Soonjoo

Thank you Victoria for your review. We’re happy to hear that you enjoyed using our Square Neck Romper sewing pattern. Hope to see you again in our store. Happy sewing!❤️

5 out of 5 stars 5 This item

Donna Jun 16, 2025

Nothing but awesomeness!! I am always a happy customer! Professional, affordable, easy to follow and very kind, customer focused customer service guaranteed!

Donna Jun 16, 2025

Response from Soonjoo

Thank you Donna for your review and being amazing customer. We’re happy to hear that you enjoyed using our Square Neck Romper sewing pattern. Hope to see you again in our store. Happy sewing!🧡🧡🧡

Seller's description

Specifications

May include: A black long-sleeve romper with a square neckline, shown on a model and as a technical line drawing. The text reads Square Neck Romper, Level Beginner, PDF Pattern, Easy Instructions, Step by Step Illustration, Includes Free Easy Shorts Pattern.

Square Neck Long Sleeve Romper Sewing Pattern for all skill levels – PDF Download (XS–XXXL)

This square neck long sleeve romper sewing pattern is perfect for all skill levels—whether you’re just starting out or have years of experience. With clear step-by-step illustrated instructions, you’ll enjoy a smooth sewing process from start to finish. Great for a fun 2+ hours project!

✨ PDF Pattern Features:

✅ Sizes XS–XXXL

✅ Seam allowance included (1 cm or varies by pattern – see instructions)

✅ Print at home (A4/US Letter), copy shop (A0) or projector file
✅ Layered PDF – Print only your size

✅ Instant download – Start sewing right away

🎁 Bonus: Includes Easy Shorts Sewing Pattern

🧵 Great for sewing your own trendy square neck long sleeve romper, this fun project helps you grow your skills while making something stylish and handmade.

🔥 Get 500+ patterns and new monthly freebies with our Whole Shop Bundle 

👉 https://www.etsy.com/listing/1860114245/500-sewing-patterns-bundle-womens-mens

🌟 Love this? Check out our cute romper pattern bundle! 
https://patternsforlessshop.etsy.com/listing/1881564858

Need help with making or understanding the pattern? Send me a message—I'm happy to help!

Happy Sewing! 🫶

***Our sewing patterns are for individual use only, not for commercial or manufacturing purposes. PDF files are view only in a PDF reader and not viewable in photoshop, illustrator, coral draw or other CAD software. Please reach out if you have any questions, we are happy to help.***

  • Designed by
    PatternsForLessShop
  • Use
    Supplies for making crafts
  • Item type
    Digital download
  • Digital file type(s)
    5 PDF
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Meet your seller

PatternsForLessShop
Soonjoo
PatternsForLessShop ·

Los Angeles, California

We calculate this number using a recency-weighted average of all ratings, with a rating's value decreasing by half each year to best reflect the current experience. 4.7
·
104.5k sales
·
3 years on Etsy
Soonjoo Uh
1 shop member

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