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The Ultimate Sleep System
One complete sleep system for every season—without the nightly guesswork.
The Ultimate Sleep System gives you every Safe Sac TOG, real-time temperature and humidity monitoring, and two beautifully soft organic muslin wraps.
Choose the right warmth as conditions change and move the same SmartSafe monitor between your compatible Safe Sacs.
Valued at $517—save $177.
What’s Included
1 × 0.5 TOG Safe Sac — lightweight and breathable for warmer nights
1 × 1.5 TOG Safe Sac — a versatile option for mild nights
1 × 2.5 TOG Safe Sac — cosy and breathable for cooler nights
1 × SmartSafe monitor — tracks in-sac temperature and humidity and sends readings and alerts to your phone
2 × Organic Muslin Wraps — made from 70% bamboo and 30% organic cotton
Free Australian shipping
Every Season? You’re Covered.
The Ultimate Sleep System gives you the flexibility to choose the right TOG as your baby’s room temperature changes:
0.5 TOG: designed for room temperatures between 22–27°C
1.5 TOG: designed for room temperatures between 18–22°C
2.5 TOG: designed for room temperatures between 16–20°C
Outside these temperature ranges? Check the TOG Guide in the Safe Sacs app for additional guidance based on your baby’s room conditions.
Live Monitoring, Straight From Your Phone
Insert the SmartSafe monitor into your chosen Safe Sac pocket and connect it to the Safe Sacs app to:
View the temperature and humidity inside the sleep sack
Receive alerts when conditions move outside your chosen range
Check their sleep environment without entering the room
Monitor changes throughout the night
Move one SmartSafe monitor between all three compatible Safe Sacs
SmartSafe is designed and calibrated specifically for use inside Safe Sacs, helping provide consistent temperature and humidity readings.
Effortless Setup
Choose the appropriate TOG for your baby’s room temperature
Place SmartSafe securely inside the appropriate pocket
Connect it to the Safe Sacs app
View live readings and receive alerts on your phone
Move SmartSafe into another Safe Sac whenever you change TOGs
Use the chest pocket for back or side sleepers, or the side pocket for tummy sleepers and additional humidity monitoring.
Frequently Asked Questions
Does the Ultimate Sleep System include the SmartSafe monitor?
Yes. It includes one SmartSafe temperature and humidity monitor that can be moved between all three compatible Safe Sacs.
Do I need a separate SmartSafe monitor for each Safe Sac?
No. The same SmartSafe monitor can be moved easily between your 0.5, 1.5 and 2.5 TOG Safe Sacs.
Does SmartSafe measure my baby’s body temperature?
No. SmartSafe measures the temperature and humidity conditions inside the sleep sack. It does not measure your baby’s body temperature and is not a medical device.
How far does the Bluetooth connection reach?
SmartSafe has a Bluetooth range of up to approximately 50 metres. Walls, doors and other obstacles may reduce the connection distance.
Does the app work with Android and iPhone?
Yes. The Safe Sacs app is available for Android and Apple devices through Google Play and the Apple App Store.
How long does the battery last?
The replaceable battery lasts approximately 12 months, depending on usage and connection frequency.
Should I remove SmartSafe before washing a Safe Sac?
Yes. Always remove SmartSafe before washing your Safe Sac. Although the device is IP67 water-resistant, it should not be put through the washing machine or dryer.
Which size should I choose?
6–10 kg: approximately 4–12 months
9–15 kg: approximately 8–24 months
Age is a guide only. The neck and armholes should fit securely, and your baby’s head must not be able to pass through the neck opening.
All three Safe Sacs in your Ultimate Sleep System will be supplied in your selected size.
Safety and Testing
Every Safe Sac is tested to AS/NZS 1249:2014 for children’s nightwear and limited daywear having reduced fire hazard.
Its TOG rating and thermal performance are independently tested to EN ISO 11092:2014 and BS EN 16781:2018.
SmartSafe monitors environmental conditions inside the sleep sack. It does not measure your baby’s body temperature and is not a medical device.
We donate 1% of profits to Red Nose Australia, supporting its work to reduce sleep-related risks for babies.
Care
Remove the SmartSafe monitor before washing.
Cold machine wash with like colours. Follow the care instructions attached to each Safe Sac.
SmartSafe is not a toy and must remain securely enclosed inside the Safe Sac pocket during use. When it is not installed, keep it out of reach of children.
FIRE HAZARD LABEL
CAUTION: KEEP AWAY FROM HEAT AND FLAME
These garments have not been treated with chemical fire retardants. Complies with AS/NZS 1249:2014.
SmartSafe is designed and calibrated specifically for use inside Safe Sacs, helping provide consistent temperature and humidity readings.
One complete sleep system for every season—without the nightly guesswork.
The Ultimate Sleep System gives you every Safe Sac TOG, real-time temperature and humidity monitoring, and two beautifully soft organic muslin wraps.
Choose the right warmth as conditions change and move the same SmartSafe monitor between your compatible Safe Sacs.
Valued at $517—save $177.
What’s Included
1 × 0.5 TOG Safe Sac — lightweight and breathable for warmer nights
1 × 1.5 TOG Safe Sac — a versatile option for mild nights
1 × 2.5 TOG Safe Sac — cosy and breathable for cooler nights
1 × SmartSafe monitor — tracks in-sac temperature and humidity and sends readings and alerts to your phone
2 × Organic Muslin Wraps — made from 70% bamboo and 30% organic cotton
Free Australian shipping
Every Season? You’re Covered.
The Ultimate Sleep System gives you the flexibility to choose the right TOG as your baby’s room temperature changes:
0.5 TOG: designed for room temperatures between 22–27°C
1.5 TOG: designed for room temperatures between 18–22°C
2.5 TOG: designed for room temperatures between 16–20°C
Outside these temperature ranges? Check the TOG Guide in the Safe Sacs app for additional guidance based on your baby’s room conditions.
Live Monitoring, Straight From Your Phone
Insert the SmartSafe monitor into your chosen Safe Sac pocket and connect it to the Safe Sacs app to:
View the temperature and humidity inside the sleep sack
Receive alerts when conditions move outside your chosen range
Check their sleep environment without entering the room
Monitor changes throughout the night
Move one SmartSafe monitor between all three compatible Safe Sacs
SmartSafe is designed and calibrated specifically for use inside Safe Sacs, helping provide consistent temperature and humidity readings.
Effortless Setup
Choose the appropriate TOG for your baby’s room temperature
Place SmartSafe securely inside the appropriate pocket
Connect it to the Safe Sacs app
View live readings and receive alerts on your phone
Move SmartSafe into another Safe Sac whenever you change TOGs
Use the chest pocket for back or side sleepers, or the side pocket for tummy sleepers and additional humidity monitoring.
Frequently Asked Questions
Does the Ultimate Sleep System include the SmartSafe monitor?
Yes. It includes one SmartSafe temperature and humidity monitor that can be moved between all three compatible Safe Sacs.
Do I need a separate SmartSafe monitor for each Safe Sac?
No. The same SmartSafe monitor can be moved easily between your 0.5, 1.5 and 2.5 TOG Safe Sacs.
Does SmartSafe measure my baby’s body temperature?
No. SmartSafe measures the temperature and humidity conditions inside the sleep sack. It does not measure your baby’s body temperature and is not a medical device.
How far does the Bluetooth connection reach?
SmartSafe has a Bluetooth range of up to approximately 50 metres. Walls, doors and other obstacles may reduce the connection distance.
Does the app work with Android and iPhone?
Yes. The Safe Sacs app is available for Android and Apple devices through Google Play and the Apple App Store.
How long does the battery last?
The replaceable battery lasts approximately 12 months, depending on usage and connection frequency.
Should I remove SmartSafe before washing a Safe Sac?
Yes. Always remove SmartSafe before washing your Safe Sac. Although the device is IP67 water-resistant, it should not be put through the washing machine or dryer.
Which size should I choose?
6–10 kg: approximately 4–12 months
9–15 kg: approximately 8–24 months
Age is a guide only. The neck and armholes should fit securely, and your baby’s head must not be able to pass through the neck opening.
All three Safe Sacs in your Ultimate Sleep System will be supplied in your selected size.
Safety and Testing
Every Safe Sac is tested to AS/NZS 1249:2014 for children’s nightwear and limited daywear having reduced fire hazard.
Its TOG rating and thermal performance are independently tested to EN ISO 11092:2014 and BS EN 16781:2018.
SmartSafe monitors environmental conditions inside the sleep sack. It does not measure your baby’s body temperature and is not a medical device.
We donate 1% of profits to Red Nose Australia, supporting its work to reduce sleep-related risks for babies.
Care
Remove the SmartSafe monitor before washing.
Cold machine wash with like colours. Follow the care instructions attached to each Safe Sac.
SmartSafe is not a toy and must remain securely enclosed inside the Safe Sac pocket during use. When it is not installed, keep it out of reach of children.
FIRE HAZARD LABEL
CAUTION: KEEP AWAY FROM HEAT AND FLAME
These garments have not been treated with chemical fire retardants. Complies with AS/NZS 1249:2014.
SmartSafe is designed and calibrated specifically for use inside Safe Sacs, helping provide consistent temperature and humidity readings.