Flat image of moss green sleep sack with natural zipper in center front and natural binding around the neckline and armhole openings

Sleeveless Organic Cotton Rib Knit Sleeper Bag TOG 1.5

Regular price $56.00 $56.00 Sale

All CastleWare Baby Sleeper Bags run true to size with room for growth so there is no need to size up.
Sleeper Bag Length: top center of neck to bottom of bag

SizeHeightWeightLength
Size: Small 3-6 months Height: 23-26” Weight: 11-18 Lbs. Length: 26”
Size: Medium 6-12 months Height: 27-30” Weight: 18-24 Lbs. Length: 29”
Size: Large 12-18 months Height: 30-33” Weight: 24-28 Lbs. Length: 32”
Size: XL 18-24 months Height: 33-35” Weight: 28-32 Lbs. Length: 35”
Size: 3T Height: 36-41” Weight: 30-39 Lbs. Length: 38”
Size: 4 Height: 42-47” Weight: 36-45 Lbs. Length: 42”

As comfortable as your favorite tee shirt. Perfect for warmer weather when used alone or layer underneath with a footie or pajama set when the temps start to drop. Provides baby with a safe alternative to blankets that they cannot kick off. Signals baby that it is time to sleep.

  • 100% GOTS certified organic cotton fabric.
  • Preshrunk in hot water only, prior to cutting and sewing.
  • Not treated with any chemical finishes. 
  • Sustainably sourced and ethically produced with love in the USA. Learn more.
  • One-way reversed zipper to guarantee that your child cannot unzip it accidentally. By opening from the bottom to the top, it facilitates convenient and hassle-free access when it's time to change your baby's diaper.
  • TOG 1.5 - Suitable for rooms between 72-80 degrees when used by itself. Layer a rib knit footie pajama or pajama set underneath for rooms between 68-72 degrees. Layer a fleece footie pajama or pajama set underneath for rooms between 66-68 degrees.

About Rib Knit:

A light mid/weight fabric. Soft with plenty of stretch across the width. 100% cotton fabric allows the body to breathe. Reduces the likelihood of rashes and eczema outbreaks. Learn more about CastleWare Rib Knit. 

GOTS certified organic cotton fabric:

Our fabrics are made exclusively for us in Los Angeles and South Carolina from GOTS certified organic cotton fiber. Learn more.

Standard 100 by Oeko-Tex(R): 

Qualifies for Standard 100 by Oeko-Tex(R).  Fabric is dyed with low impact, fiber-reactive dyes. Cleaner for the environment and your child. Natural is dye free. Learn more.

Care & Washing Instructions: 

For best results, turn the garment inside-out, machine wash warm, tumble or line dry. Do not use fabric softeners or dryer sheets. Learn more about caring for your CastleWare items.

True To Size: No need to size up since we designed the sleeper bags with room for growth. Click on the size chart to find the height and weight range for each size. Your child's height is the most important measurement. Be sure to consult the far right hand column of the size chart where we list the actual length of the sleeper bags in each size, from the shoulder seam to the bottom of the bag, so you can be sure to get the right size for your little person. We hope you don't have to return or exchange your purchase but just in case you do, learn about our return + exchange policy. 

Baby in video is wearing a size small (3-6 months) is 4 months old, 23" long and weighs 14 lbs. 

Baby Rib Knit A light/mid weight fabric. Soft with plenty of stretch across the width. Our most popular summer weight fabric by itself. Also a great innermost layer in the winter time.

TOG rating for Sleeveless Organic Cotton Rib Knit Sleeper Bag TOG 1.5
TOG ratingAmbient room temperature
1.566-80 F

The TOG rating describes the warmth or thermal resistance of a fabric, and is widely used in the UK and Europe to describe warmth levels of duvets, blankets and sleeping bags. The higher the TOG rating, the greater the warmth.

Customer Reviews

4.9 Based on 65 Reviews
5 ★
97% 
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A
Anonymous
United States
I recommend this product
11/19/2024

Love the quality, baby does too!

I love the quality of this sleeper bag, our baby loves it as well. Thank you for bringing an American made product to this industry!

JH
Jen H.
United States
I recommend this product
08/21/2024

The best

My daughters have severe eczema and these sleep sacs have helped them sleep so much better. I love the quality, organic cotton and that you make large sizes. Thank you!

A
Anonymous
United States
I recommend this product
07/09/2024

Loveeeeee this more than words!

I have a big toddler (only 2 but wears 4T) and finding a sleepsack past size 2T was impossible until I found this brand. I can’t say enough good things about them honestly. First being that they make big sizes which is such a huge help for big toddlers. Also love the organic cotton aspect and that it’s made in the USA! Seriously, couldn’t ask for anything better in a sleep sack.

A
Anonymous
United States
I recommend this product
05/31/2024

Great summer PJ's, stretchy with plenty of room to kick around. We wear it like a cape then zip up when in bed so no need for the footed type. The extra length is appreciated by our tall toddler.

A
Anonymous
United States
I recommend this product
05/07/2024

Soft and thick

The fabric is beautiful and soft!