They use 750FP water-resistant down to prevent the sleeping bag from absorbing water in humid environments, and to maintain insulation even if moisture comes into contact with the down.

Product Description:

• ISUKA short version sleeping bag recommended for users under 168 cm in height

• The Air Dryght series is designed for humid climates

• Uses 750FP water-resistant down, making the sleeping bag resistant to water absorption and preventing loss of warmth due to dampness

• Outer fabric made of 15D Ultra Lightweight Nylon, lightweight and breathable, preventing moisture buildup

• Added one vertical baffle on each side of the upper baffle compartment to prevent down from shifting sideways and enhance warmth on the upper body

• The upper compartment of the 290 model uses a 3D box baffle design, with single-layer stitching on the back for lighter weight and more concentrated down

• Adjustable elastic drawstring to reduce exposed surface area to cold air

• YKK zipper with nylon tape sewn on the zipper side fabric to reduce zipper snags

• 3D foot space design for more room to move feet

• Storage bag made with CORDURA material for high tear resistance and durability]

Specifications:

• Outer fabric: 15D Ultra lightweight nylon

• Filling weight: 275 g (90/10 down/feather ratio)

• Down fill power: 750 FP water-resistant down

• Recommended temperature: 2℃

• Expanded size: 78 cm (shoulder width) x 192 cm (total length)

• Packed size: 14 cm diameter x 24 cm

• Weight: 530 g