Sac isotherme vélo Thule Chasm InLock 21L

Thule ’s Chasm InLock 21L bike cooler bag is the ideal solution for carrying your food, chilled drinks or daily shopping whilst cycling. Thanks to its high-performance EVA foam insulation, it keeps ice for up to 36 hours, ensuring your items stay fresh for longer whilst you’re on the move. 

Its generous 21-litre capacity allows you to carry up to 11 kg of provisions, perfect for picnics, commutes or bikepacking trips. Compatible with the Thule InLock mounting system (universal panel sold separately), it can be fitted to and removed from your pannier rack in seconds. Its waterproof, food-grade PEVA inner lining prevents leaks and makes cleaning easy. Designed with water-resistant materials and a coated YKK zip, it effectively protects its contents whatever the weather. Reflective strips enhance visibility for safe cycling.

Technical specifications

- Use: transporting food, chilled drinks, shopping and picnics by bike
- Volume: 21 litres
- Recommended maximum load: up to 11 kg
- Compatibility: InLock Thule system (universal panel required, sold separately)
- Insulation: 8 mm and 10 mm EVA foam
- Ice retention: up to 36 hours
- Interior: waterproof, heat-sealed, food-grade PEVA lining
- Fastening: heavy-duty coated YKK zip
- Reinforced carrying handles
- Reflective strips for improved visibility
- Outer material: 420D nylon with phthalate-free laminate
- Water-resistant and easy to clean
- Dimensions: 39 x 18 x 44 cm
- Weight: 0.8 kg
- Colour: Orange
- Product code: 3205472
- Brand: Thule

FAQ – Frequently Asked Questions

1. Is the InLock Thule mounting plate included?

No, the InLock Thule universal mounting panel is required for installation but is sold separately when not purchased as part of a pack.

2. How long does the cool box keep things cold?

Thanks to its high-density EVA insulation, it can keep ice frozen for up to 36 hours, depending on conditions of use.

3. Is this bag waterproof?

The interior is completely waterproof thanks to its heat-sealed PEVA lining. The exterior is water-resistant to effectively protect the contents.

4. How much weight can the bag carry?

The Chasm InLock 21L Thule can carry up to 11 kg of food, drinks or other equipment.

5. Can this bag be used for everyday shopping?

Yes, its 21-litre capacity is perfectly suited to grocery shopping, commuting to work or cycling out for a picnic.