• Baby wearing Dear Kora cotton sleeping sack in yellow pattern.
  • Baby wearing Dear Kora cotton sleeping sack in minty bear pattern.
  • Baby wearing Dear Kora cotton sleeping sack in pink pattern.
  • Baby wearing Dear Kora cotton sleeping sack in blue berry pattern.
  • Baby wearing Dear Kora cotton sleeping sack in Jurrasic pattern.
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Dear Kora

Breathable Baby Sleep Sack

Breathable Baby Sleep Sack

Prevents Overheating for Safe, Sound Sleep

🌡️ Intelligent Climate Control

🛡️ Certified Safe Sleep & Breathe Easy

🌙 Deeper, Longer Sleep for the whole family

👍 Easy Diaper Changes

A baby sleep solution that gives you peace of mind. Our temperature-regulating sleep sack eliminates the dangers of loose blankets and the worry of overheating, helping your little one sleep safer and longer. 

Our 1.0 TOG Sleep Sack is perfect for mild temperatures — light, breathable, and adaptive for daily comfort.

For cooler nights (0–15°C), the 2.5 TOG version adds extra warmth while maintaining airflow, ensuring your baby sleeps safely through the night.

$59.50 USD
$70.00 USD $59.50 USD
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🌡️Temperature Guide

Season Recommended Temperature Range
Spring / Autumn (1.0 TOG) 15–25°C 59–77°F
Autumn / Winter (2.5 TOG) 0–15°C 32–59°F

Tip: Choose size primarily based on your baby’s height. Age range is for reference only. Avoid purchasing a size that’s too large for safety and comfort.

📏 Size Recommendation

Size Length Suggested Baby Height
M 70 cm ≤ 80 cm
L 80 cm 80–95 cm
XL 95 cm 95–110 cm
XXL 110 cm 110–130 cm

Note: Measurements are taken flat by hand. A 1–3 cm variance is considered normal.

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Antibacterial Sleep Sack Material Demonstration

Antibacterial Rate up to AAA Grade

Proven effective against Candida albicans, Staphylococcus aureus, and E. coli — achieving AAA-level antibacterial performance.

New Upgrade
Tested Bacteria Standard Requirement Measured Result Evaluation
Staphylococcus aureus ≥ 80% 99.70% Compliant
E. coli ≥ 70% 99.56%
Candida albicans ≥ 60% 92.77%

Tested to FZ/T 73023-2006. Sample washed 50 times — antibacterial efficacy maintained at AAA grade.