• Lunya Sleepwear Cool Romper - #Sincere White
  • Lunya Sleepwear Cool Romper - #Sincere White
  • Lunya Sleepwear Cool Romper - #Sincere White
  • Lunya Sleepwear Cool Romper - #Sincere White
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Cool Romper


This versatile piece has the fit and vibe of our signature romper, but made in our functional Cool fabric. This means that your romper will not only make you look cooler, it'll have you feeling cooler AND drier at night. we call that a win/win.

Sincere White
  • Extra Small Sold Out
  • Small
  • Medium
  • Large
  • Extra Large
  • Free Ground Shipping on U.S. Orders $200+
  • Free returns on all U.S. Orders
  • Gift packaging available

    Give the gift of sleep

    One box per order, all items in the order will be placed inside the gift box. Make it personal — include a gift message to be placed in your gift box along with a gift receipt.

Product Details + Care

Body - 46% Cotton Transdry, 45% Supima Cotton, 9% XT2 Polyester

Machine wash cold + lay flat to dry

FIT TIP — This romper is designed with an intended easy, relaxed fit

Size + Fit

Designed with an Easy fit.


Emi is featured wearing the Sincere White colorway in size extra small. She is 5’9” with a 32 bust, a 24” waist and has 35” hips.

Kim is featured wearing the Meditative Grey colorway in size extra small. She is 5'11 with a 32" bust, a 24" waist, and 36" hips.



Keeps you feeling cool and dry


Wear it more, wash it less


For all the essentials


Feels smooth, lays flat


Cool Romper

  • Sincere White
  • Meditative Grey
  • Immersed Black
  • Deep Blue
  • Extra Small
  • Small
  • Medium
  • Large
  • Extra Large

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Lunya Size Guide

Unsure of your size? No need to lose sleep over it—we are here to help! To ensure proper fit, please refer to the fit guide below and if you have any questions, please feel free to email us at We are happy to guide you!

Lunya Size XS S M L XL
Numerical Size 0 2-4 6-8 10-12 14
Your Chest 32-33" 34-35" 36-37" 38-39" 40-41"
Your Waist 26" 27-28" 29-30" 31-32" 33-34"
Your Hip 36" 37-38" 39-40" 41-42" 43-44"
Romper Length 52" 53" 54" 55" 56"

Measurements are in inches and refer to body size unless otherwise noted. Fits may vary by style and personal preference.

Free shipping on U.S. orders starts at $200

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