StoreDeal.ai store
Shop
  • Deals
  • Deal checker
  • Black Friday
  • Buying guides
  • Brands
  • Stores
Travel
  • Flight deals
  • Hotel deals
Company
  • Research
  • Press
  • Use in AI assistants
  • Contact
  • deal.ai apps
Black Friday 2026
  • Walmart
  • Best Buy
  • Target
  • TVs
  • Laptops
  • Headphones
  • Apple
  • Gaming
  • Vacuums
  • Kitchen
  • Toys
  • Smartwatches
  • Tablets
  • Furniture
  • Mattresses
© Deal.ai Inc.·2222 Ponce de Leon Blvd, Miami, FL 33134·support@deal.ai
TermsPrivacy
Deal.ai › Compare

Cozy Earth Bamboo Rib-Knit Boyfriend Sleep Dress vs Eileen West Ballet Nightgown

Buy the Cozy Earth sleep dress for hot sleepers who want one soft, stretchy layer that works for lounging and bed. Buy the Eileen West ballet gown for a traditional, longer nightgown with lace, ruffles and shell buttons. The Cozy Earth is a relaxed rib-knit viscose from bamboo with side slits and a strong 4.9 rating from 502 owners; the Eileen West is a 50-inch sleeveless Tencel, modal and elastane gown with cotton lawn and lace trim. They serve different tastes: modern and minimal versus classic and decorative.

  • Choose the Cozy Earth sleep dress if you want a cool, stretchy rib-knit that doubles as loungewear and comes in sizes XS through XXXL.
  • Choose the Eileen West ballet gown if you want a long, sleeveless gown with lace, ruffles and shell buttons in a classic ballet style.

Prices

  • Cozy Earth Bamboo Rib-Knit Boyfriend Sleep Dress: $83.30 at Cozy Earth (last seen Nov 10)
  • Eileen West Ballet Nightgown: $28.80 at Balux Pet Market (last seen Nov 10)
  • Difference: the Eileen West Ballet Nightgown is $54.50 cheaper than the Cozy Earth Bamboo Rib-Knit Boyfriend Sleep Dress at the latest prices (Nov 10)
W
Women's Bamboo Rib-Knit Boyfriend Sleep Dress

Cozy Earth Bamboo Rib-Knit Boyfriend Sleep Dress

Women's Bamboo Rib-Knit Boyfriend Sleep Dress

4.9(502 ratings)
$83.30at Cozy EarthChecked Nov 10
See all prices and details
Visit Cozy Earth
Pros
  • Soft bamboo viscose rib knit that stays cool
  • Relaxed fit with side slits for easy movement
  • Wide size range from XS to XXXL
  • Rated 4.9 out of 5 by 502 owners
  • Works as sleepwear or loungewear
Cons
  • Short sleeves may be too warm for some
  • Plain look with no lace or trim
  • Rib knit can stretch out over time
Eileen West
Eileen West Women's Ballet Nightgown

Eileen West Ballet Nightgown

Eileen West Women's Ballet Nightgown

$28.80at Balux Pet MarketChecked Nov 10
See all prices and details
Visit Balux Pet Market
Pros
  • Long 50-inch length covers the legs
  • Classic ballet styling with lace and ruffles
  • Shell buttons and a square neckline add polish
  • Sleeveless build suits warm rooms
  • Tencel and modal blend feels smooth
Cons
  • Sizing stops at XL
  • Sleeveless cut leaves arms bare
  • Lace and ruffles need gentler care
  • Button placket can gap or feel fussy

What separates them

Cozy Earth Bamboo Rib-Knit Boyfriend Sleep DressEileen West Ballet Nightgown
FabricViscose from bamboo in a rib knitTencel, modal and 5% elastane, with cotton lawn and lace
LengthAbout 32.5 inches at XS, 35.5 at XXXL50 inches
SleevesShort sleeves, 16.5 to 20.25 inchesSleeveless tank construction
SilhouetteRelaxed boyfriend fit with side slitsFitted ballet style with a button placket
Size rangeXS to XXXL, numeric 2 to 26XS to XL only
StretchRib knit with forgiving stretch5% elastane adds stretch
CareMachine washable knitTumble dry, washable
DetailingPlain rib texture, no trimLace trim, ruffles, akoya shell buttons

Price history

  • Eileen West Ballet Nightgown: lowest $28.80 on Nov 10 at Balux Pet Market.

Prices at every store

Cozy Earth Bamboo Rib-Knit Boyfriend Sleep Dress

  • David's BridalNew

    In stockReturn policy

    $98.00Checked Nov 10
    Visit David's Bridal
  • JournelleNew

    In stockReturn policy

    $98.00Checked Nov 10
    Visit Journelle
  • Touch of ModernNew

    In stockReturn policy

    $98.00Checked Nov 10
    Visit Touch of Modern
  • Cozy EarthNew

    Availability unknownReturn policy

    $83.30Checked Nov 10
    Visit Cozy Earth
All 7 stores and price history →

Eileen West Ballet Nightgown

  • Eileen WestNew

    In stock

    $72.00+ $8.00 shippingChecked Nov 10
    Visit Eileen West
  • Balux Pet MarketNew

    Availability unknownShips from Brazil · duties may apply

    $28.80Checked Nov 10
    Visit Balux Pet Market
  • AmazonNew

    Availability unknown

    As an Amazon Associate, Deal.ai earns from qualifying purchases.

    $57.60Free shippingChecked Nov 10
    Visit Amazon
  • eBayNew

    Availability unknownSold by sofiabear

    $59.95Checked Nov 10
    Visit eBay

Store links may earn us a commission.

All 9 stores and price history →

Specs compared

SpecCozy Earth Bamboo Rib-Knit Boyfriend Sleep DressEileen West Ballet Nightgown
MaterialViscose from BambooTencel, Modal, Elastane/Lycra/Spandex
Available sizesXS, S, M, L, XL, XXL, XXXL—
Numeric sizes2, 4-6, 8-10, 12-14, 16-18, 20-22, 24-26—
Front body length (XS)32.5"—
Front body length (XXXL)35.5"—
Chest width (XS)40"—
Chest width (XXXL)58.5"—
Sleeve length (XS)16.5"—
Sleeve length (XXXL)20.25"—
Model height5'6"—
Model size wornXS—
SilhouetteRelaxed Silhouette with side slits—
Show all 40 specsShow fewer specs
SpecCozy Earth Bamboo Rib-Knit Boyfriend Sleep DressEileen West Ballet Nightgown
Washing Instructions—Tumble Dry
Size (Small-Large)—M, XL, L, XS, S
Sleeves—Sleeveless
Neckline—Square
Color—Black
Elastane/Lycra/Spandex (%)—5
Gender—Female
Sustainability Third-party Certifications—EU Eco Label
Age Group—Adult
Sportswear Garment

What reviewers say

Cozy Earth Bamboo Rib-Knit Boyfriend Sleep Dress

  • 4.9 / 5502 ratings

Rated 4.9 out of 5 across 502 ratings, buyers consistently call it soft, cool and comfortable to sleep in. Many say the relaxed fit is true to the borrowed-from-him idea and that they reach for it nightly.

What people mention
  • SoftnessPraisedBuyers describe the bamboo rib knit as exceptionally soft and smooth on the skin.
  • Cool sleepingPraisedOwners say it stays cool through the night and suits hot sleepers.
  • FitMixedThe relaxed boyfriend cut is loved by most, but some find it roomier than expected and size down.
  • CareCriticisedThe viscose from bamboo needs cold washing and careful drying to keep its shape and softness.

Eileen West Ballet Nightgown

Owners of Eileen West gowns generally praise the soft fabric, the feminine lace detailing and the comfortable fit. Some note the modal blend is thin and can pill, and that the sleeveless cut limits it to warmer months.

What people mention
  • Fabric softnessPraisedOwners describe the Tencel and modal blend as soft and comfortable against the skin.
  • Lace trimPraisedThe lace and ruffle detailing is called feminine and well finished.
  • FitPraisedBuyers say the sizing runs true and the gown skims rather than clings.
  • Fabric weightMixedSome find the knit thin, which suits summer but feels light for winter.

Questions and answers

Which is better for hot sleepers?
The Cozy Earth sleep dress. Its bamboo viscose rib knit is described as cool against the skin, and the short sleeves and side slits add airflow. The Eileen West is sleeveless but made of a denser Tencel and modal blend with lace trim.
Which is longer?
The Eileen West. It measures 50 inches, while the Cozy Earth runs about 32.5 inches at XS up to 35.5 at XXXL, so it sits around the knee.
Which has more size options?
The Cozy Earth. It comes in XS through XXXL, numeric 2 to 26. The Eileen West comes in XS through XL only.
Which feels softer?
The Cozy Earth leans on bamboo viscose rib knit for a soft, stretchy feel. The Eileen West blends Tencel and modal with elastane for a smooth, slightly more structured hand.
Is the Eileen West worth stepping up to?
If you want a long, decorative gown with lace and buttons, yes. If you want a simple, cool layer for lounging, the Cozy Earth fits better.
Which is easier to care for?
Both are washable. The Eileen West is tumble dry, but its lace and ruffles need care. The Cozy Earth rib knit is a straightforward machine wash.

Ask our shopping agent

It checks today's price at every store, compares the alternatives and answers in about a minute.

Enter to send, Shift+Enter for a new line

More comparisons

  • Women's Bamboo Rib-Knit Boyfriend Sleep Dress vs Eileen West Poetic Chemise
  • Eileen West Women's Ballet Nightgown vs Eileen West Poetic Chemise
  • Women's Bamboo Rib-Knit Boyfriend Sleep Dress vs Aria Women’s Long Sleeve Stretch Velour 44" Sleepwear Nightgown
  • Aria Women’s Long Sleeve Stretch Velour 44" Sleepwear Nightgown vs Eileen West Women's Ballet Nightgown

Buying guides that pick them

  • Best women's nightgowns
—
No
Product Type—Nightgown
Target Audience—Women's
Fabric Highlights—Breathable
Material Blend—100% Cotton Lawn
Size System—US
Pattern—Solid
Set Components—Nightgown
Sleeve Length—Sleeveless
Top Style—Tank construction
Neck Style—Round neck, Mid Chest Neckline
Closure Type—Button placket (akoya shell buttons)
Length—50 inches
Occasion—Sleepwear, Bedwear, Nightwear, Pajamas, PJ
Theme—Floral
Design Style—ballet
Design Highlights—Lace trim
Trim—Venise lace
Embellishments—Venise lace, Fine pintucks