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- Designed for electric scooters and micromobility devices
- Help contain fire, smoke and heat
- 3-layer technical construction
- Independently lab tested
- Premium materials for safer storage and charging
CE certified
Independently lab tested
3-layer construction
Patented design
⏳ Fireproof Bag S4 temporarily out of stock — back from 15 October (approx.)
Don't want to miss the restock? Tap “Notify me” below and we'll email you as soon as it arrives. Need it now? For storage and charging at home or work, the Fireproof Bag S5 universal (in stock) is the recommended alternative.
Also known as the ICe BAG S4.
Fireproof Bag S4 fireproof transport bag for electric scooters. Designed for those who need to transport and store a large scooter without folding it, reducing the risk associated with lithium batteries during transport, charging and storage.
The Fireproof Bag S4 works as a fireproof containment barrier: it is designed to help contain a deflagration and reduce the spread of flames, smoke and projections in the event of a lithium battery incident.
Why choose the Fireproof Bag S4:
- Designed to help contain lithium battery thermal incidents.
- Helps reduce the risk of fire spreading to your surroundings.
- Transport format: no need to fold the scooter.
- Multi-layer fireproof material: fibreglass, anti-shock layer and outer fireproof silicone.
- For scooters up to 139 cm.
- Double bottom opening to charge without removing the scooter.
- Tested in an independent laboratory against a lithium battery fire (thermal runaway): no flame spread and low smoke emission. Material with UL 94 5VA fire-resistance classification. Technical documentation available on request.
Fireproof Bag S4 measurements:
- Length: 140cm
- Tall side: 55cm
- Short side: 36cm
Are you a business, building community or fleet? See business solutions.
Frequently Asked Questions
🛡️ What happens if my battery has an incident inside the bag?
The Fireproof Bag S4 is designed to contain the deflagration and help reduce fire spread. Inner fibreglass layer, anti-shock middle layer and outer fireproof silicone layer. Tested in an independent laboratory against a real thermal runaway, with no flame spread and low smoke emission as a result. It does not replace a smoke detector, extinguisher or evacuation protocol: it is an additional containment layer.
🔌 Can I charge the scooter inside the bag?
Yes. The S4 has a double bottom opening to pass the charger cable from both sides, maintaining protection during charging.
🚚 Shipping and returns?
Free shipping to the EU, UK, Switzerland, Norway, the US, Canada, Australia, New Zealand and UAE. 3-10 business days. Official warranty and 14-day right of withdrawal from receipt of the order.
Materials & Construction
Three technical layers:
- Outer layer: high-resistance fireproof silicone
- Middle layer: fireproof anti-shock synthetic fiber
- Inner layer: fireproof fiberglass
Fire Test & Certifications
Independently tested against a real lithium-battery thermal runaway, with results showing no flame propagation and low smoke emission. Fabric rated UL 94 5VA. CE certified. Design protected by two registered patents.
A fireproof bag does not replace a smoke detector.
Shipping & Returns
Free international shipping. See our Shipping Policy and Refund Policy for full details.
FAQ & Compatibility
Which sizes fit? Check each model's measurements against your scooter before ordering.
Does it replace a smoke detector? No. A fireproof bag is an added layer of protection and does not replace a smoke detector.
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