DofE value
Images: Vango and its retailers. Used for product identification.
Vango
Vango Mantis 300
DofE-recommended 1.34 kg mummy with an ISO comfort of +3 °C, under £60 on sale.
- Weight
- 1,340 g
- Comfort
- +3 °Climit -1 °C
- Packed
- 27 × 19 cm (retailer figure; not on Vango page)
Best price found
£56.95
at Attwoolls Outdoors · In stock · RRP £80.00
Prices checked 31 October 2026. We may earn a commission on these links.
- Synthetic fill
- DofE Recommended
- Two-way zip
- Shoulder baffle
- Recycled fabrics
Specifications
- Weight
- 1,340 g (Vango figure; one size, 205 cm internal length, fits to 190 cm)
- Packed size
- 27 × 19 cm (retailer figure; not on Vango page)
- Comfort
- Comfort +3 °C / limit -1 °C
- Insulation
- 4T Eco recycled synthetic fill, ThermX construction
- Season rating
- 3 Season
- Shell & zip
- Recycled 40D ripstop nylon shell and lining (Polair Eco)
- Rating Standard
- ISO 23537-1:2022 rating (extreme -12 °C)
- Fill Note
- Thermal Reverb aluminised layers reflect heat; Thermal Embrace elastic threads in the lining pull the bag closer to the body.
- Zip
- Full-length two-way auto-lock zip, left side, insulated zip baffle
Pros & cons
- Lab-tested ISO 23537 comfort +3 °C / limit -1 °C at a sub-£60 street price
- DofE Recommended, with a full-length two-way zip and insulated zip and shoulder baffles (Vango specs)
- At 1.34 kg it is about 260 g lighter than Vango's Nitestar Alpha 250
- No independent editorial review of the Mantis 300 found; pros are from the maker's specs
- Out of stock on Vango's own site at check; retailer stock is patchy
More synthetic bags
Full comparison →
7 photosBest valueVango
Vango Nitestar Alpha 250
A lab-tested ISO comfort rating of +2 °C for around £40, from the brand on every campsite.
- Weight
- 1.6 kg
- Comfort
- +2 °Climit -4 °C
- Packed
- Not stated by maker
- Synthetic fill
- Draught collar
- Two-way zip
Full specs, 4 retailers →View DealFrom
£39.99
at Norwich Camping & Leisure
Cheapest adult bagMountain Warehouse
Mountain Warehouse Summit 250
A roomy square bag for summer campsites and festivals, often half price.
- Weight
- 1.4 kg
- Comfort
- +5 °Climit 0 °C
- Packed
- 23 × 36 cm
- Synthetic fill
- Two-way zip
Full specs, 1 retailer →View DealFrom
£29.99
at Mountain Warehouse
7 photosWarmestVango
Vango Nitestar Alpha 350
An ISO-rated -1 °C comfort bag for under £50. Heavy at 1.9 kg, so one for the car boot, not the rucksack.
- Weight
- 1.93 kg
- Comfort
- -1 °Climit -7 °C
- Packed
- ≈ 30 × 22 cm, per Attwoolls
- Synthetic fill
- Draught collar
- Two-way zip
Full specs, 4 retailers →View DealFrom
£39.95
at Attwoolls Outdoors

