Flat image of natural sleep sack with natural zipper and binding around neckline and armhole openings.

Sleeveless Organic Cotton Rib Knit Sleeper Bag TOG 1.5

Regular price $52.00 $52.00 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 cuffs, 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.