A perfect first down sleeping bag, the Mountain Equipment Olympus 450 Long Sleeping Bag is ideal for camping and backpacking trips through the warmest months whilst still giving enough insulation for the cooler nights of late Spring and early Autumn. Packing down smaller, weighing less, it offers a well thought-out and compelling feature-set which includes Codex audited down and PFC-Free fabrics. Womens Olympus 450 Sleeping Bag - Long