










Newborn Summer Soft Gauze Sleep Sack Cotton Baby Sleeping Bags
A 100% cotton newborn sleep sack designed to solve one sourcing problem: summer sleepwear that traps heat and causes restless nights. Made from ultra-soft, breathable cotton with snap button closure for easy diaper changes, it maintains a constant temperature to keep babies comfortable in warm climates. Produced in-house with consistent stitching and fabric integrity, supplied to importers and private-label brands as a ready-to-ship SKU with flexible MOQ and colour box options.
Specifications
| Model Number | SLE-21Y002 |
|---|---|
| Material | 100% Cotton |
| Closure Type | Snap Button |
| Size S-60cm | Height 60~75cm |
| Size M-70cm | Height 70~95cm |
| Size L-80cm | Height 80~110cm |
| Size XL-90cm | Height 90~120cm |
| FOB Port | Shenzhen |
| Delivery Time | 30 Days |
| Payment Terms | L/C, T/T |
| Packaging | OPP bag |
Key Benefits
- 100% natural premium cotton for soft, breathable comfort in warm weather
- Snap button closure allows quick access for diaper changes without full removal
- Temperature-neutral fabric prevents overheating or chilling during sleep
- Machine washable and dryable, retains softness and shape over repeated use
- Satin-resistant fabric resists stains from urine and food, stays fresh after every wash
- Available in four sizes from S-60cm to XL-90cm to fit newborns through early toddlers
What the Product Does
100% Natural Premium Cotton – Ultra Soft and Cozy Hand-feel. Perfect for Warmer Seasons Or Climates
The constant temperature function of neither hot nor cold makes the baby sleep at a comfortable temperature
Softer and cozier than ordinary cotton. Durable – Machine washable and dry-able for decades. Satin-Resistant – Easy to wash urine and poop away. Fabric stays new after every wash
Problems It Solves
- Overheating caused by synthetic or non-breathable fabrics in summer months
- Frequent diaper changes requiring full removal of sleepwear due to lack of easy access
- Fabric degradation after washing, leading to stiffness and early wear-out
- Stains from urine and food that set in and become hard to remove over time
- Inconsistent sizing that leads to early wear-out or poor fit for growing babies
Who It Is For
- Importers building a private-label baby sleepwear range for warm climate markets
- Retail chains and pharmacies needing a wash-resistant, breathable sleep sack SKU
- E-commerce sellers who want a product with low heat-related return rates
- Distributors sourcing durable, long-lasting baby sleepwear for family use
Application Scenarios
- Summer nights in hot climates where synthetic fabrics cause sweating and discomfort
- Night feeds and diaper changes where a full-body sleep sack must be removed and re-dressed
- Private-label ranges for retailers needing a breathable, easy-care sleep sack with low MOQ
- E-commerce sellers who need a product with low return rates due to overheating complaints
- Distributors sourcing durable, wash-resistant sleepwear for long-term use in family households
Technical Features
- Snap button closure on the side for fast, one-handed access during night changes
- 100% cotton fabric with high thread count for softness and durability
- Stitching pattern designed to resist fraying at stress points like shoulders and crotch
- Fabric treated to resist staining from common baby messes without chemical coatings
- Seam construction tested for pull strength to prevent unraveling after multiple washes
Materials
- Body and lining: 100% cotton, natural and breathable
- Snap buttons: metal, corrosion-resistant, tested for durability under repeated use
- Thread: high-tensile polyester for stitch strength and wash resistance
Manufacturing Process
- In-house cutting and sewing of cotton fabric using consistent pattern templates
- Snap button attachment with precision machine stitching to prevent misalignment
- Final inspection for stitching strength, button function, and fabric integrity
- Packing in OPP bags, ready for private label or retail distribution
Quality Control
- Five inspection stages: incoming raw material, cutting, sewing, packing, pre-shipment sampling
- Production and management run to ISO procedure
- Pre-shipment sampling carried out by QC staff, not line operators
- Stitch strength and snap function tested on a sample batch before bulk production
Customization Options
- Private label under your own brand with flexible MOQ on low first quantities
- Colour box artwork to your design, including size labels and care instructions
- Fabric colour changes available; standard white and pastel shades already in production
- OEM and ODM from your concept, with 3D drawings produced before tooling
How It Compares With the Alternatives
| Fleece-lined sleep sacks | This cotton version is cooler and more breathable for summer, but lacks insulation for colder months |
|---|---|
| Zippered sleep sacks | Snap buttons allow faster access during night changes, but zippers may be easier for toddlers to operate |
| Cotton sleepers with no snap closure | This design allows full access without removing the entire garment, but requires more precise button alignment |
Use Guide
- Wash before first use to remove any manufacturing residue
- Machine wash in cold water, tumble dry on low heat
- Do not bleach or iron at high temperature to preserve fabric softness
- Check snap buttons regularly for wear, especially after multiple washes
- Store in a dry place to prevent mildew, especially in humid climates
Questions About This Product
What is the MOQ for a private-label run?
MOQ is flexible and we accept low first quantities under your brand. Send your target quantity and colour box artwork and we will quote against it.
How long is production?
Delivery time is 30 days, FOB Shenzhen. Confirm artwork and a signed sample before the clock starts.
Can we change the fabric colour?
Yes. We have standard white and pastel shades available. Custom colours can be developed with a sample batch.
Is it machine washable?
Yes. The 100% cotton fabric is machine washable and dryable. It retains softness and shape after repeated washing.
Can it be sterilised?
It is safe to machine wash and tumble dry. Do not boil or steam sterilise.
What are the payment terms?
L/C or T/T. Terms are confirmed on the proforma invoice for each order.
Which certifications does this SKU carry?
Test scope depends on your destination market. Tell us the market and we will confirm what report is available or needs to be run. TBC per market.
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Before You Specify This
Muslin Cotton Versus Jersey for Baby Bedding
How muslin and jersey differ in breathability, wash behaviour and cost for crib sheets, swaddles and blankets, and what to specify on a private-label order.
Read the guide →SolutionOEM and Private Label
You already know the product you want to sell. OEM is the fast route: take a SKU that is already tooled and inspected, change the colourway and the packaging, and ship it under your own brand.
How it works →Quote Newborn Summer Soft Gauze Sleep Sack Cotton
Send the quantity, packaging format and destination market and we will come back with a price and a lead time.