Sleeping bags / Sea to Summit / Insect shield Spark down mummy sleeping bag
Sea to Summit

Insect shield Spark down mummy sleeping bag

$408
Updated 2026-10-15

This ultralight down mummy sleeping bag incorporates an integrated insect shield liner to enhance outdoor protection during warm-weather adventures. The specialized pairing defends against pests while maintaining an exceptionally lightweight profile for backpacking enthusiasts.

Crafted with premium down insulation, the bag traps body warmth efficiently while minimizing excess weight and bulk. The performance mummy cut optimizes thermal retention, ensuring comfortable nights under the stars without unnecessary heavy layers.

Designed for serious backpackers who prioritize weight savings and bug protection, this sleep system delivers streamlined performance. Every element works together to offer reliable shelter and cozy insulation across diverse wilderness environments.

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Sea to Summit
Marked
Sleeping bags Ultralight gear Down Bag liners Mummy bags
Sets
Down Ultralight gear Bag liners Mummy bags Sleeping bags