10 Best Thermal Sleeping Bag Liner 2024 in the US

1.

Insulated Sleeping Bag Liner: Adds extra warmth and personal hygiene.

2.

Hollow-core Thermolite EcoMade Fibers: Grid-pattern fleece for warmth retention.

3.

Drawcord Footbox: Can be opened or closed for optimal comfort.

4.

HeiQ Fresh Odor Control: Keeps the liner fresh after extended use.

5.

Mummy Shape Design: Maximizes thermal efficiency with shoulder zippers.

1.

Thermolite Pro technology: Reflects body heat for enhanced warmth and comfort.

2.

Drawcord footbox: Adjustable for optimal comfort and integrates with Free-Flow Zip system.

3.

HeiQ Fresh odor control: Keeps the liner fresh after extended use.

4.

Knitted fabric: Provides stretch and freedom of movement, fits any sleeping bag shape.

5.

Lifetime Guarantee: Sea to Summit offers a lifetime guarantee for this product.

1.

Temperature Boost: Adds up to 27°F to your sleeping bag for extra warmth.

2.

Thick & Soft Fleece: Made with thick, soft fleece for comfort and warmth.

3.

Drawstring Hood: Locks in heat for extra warmth with a drawstring hood.

4.

Lightweight Design: Weighs only 16.6oz/470g for easy portability.

5.

Compressible & Portable: Easily fits in a travel sack for convenient carrying.

1.

Ultralight and compact: Weighs 9 ounces, packs down to 5 x 4 x 3.5 inches.

2.

Premium AA Grade silk: Made from luxurious, ripstop silk with comfort stretch.

3.

Thermal performance: Increases warmth and extends sleeping bag life.

4.

Hygienic and washable: Provides clean bedding; machine washable and colorfast.

5.

Double size for two: Measures 73 x 71 inches, suitable for two sleepers.

1.

Silk Blend Liner: Adds warmth and luxury to your sleeping bag.

2.

Thermolite Pro Fibers: Creates a warmth-trapping layer with ceramic pigments.

3.

HeiQ Odor Control: Keeps the liner fresh after extended use.

4.

Drawcord Footbox: Can be opened or closed for optimal comfort.

5.

Lifetime Guarantee: Sea to Summit offers a lifetime guarantee.

1.

VELCRO tab closure: Side opening with VELCRO tab for easy access and security.

2.

Pillow pocket: Convenient pocket to securely hold your pillow in place.

3.

Reinforced gussets: Double-stitched, reinforced gussets for exceptional durability.

4.

Compact stuff sack: Includes a lightweight stuff sack for easy storage and portability.

1.

All-Season Warmth: Boosts warmth by up to 22°F (12°C) with Thermolite material.

2.

Soft Touch & Lightweight: Cozy Thermolite material, lightweight and easy to carry.

3.

Compact & Durable: Made from 70D nylon, compresses easily, durable and stable.

4.

Ergonomic Mummy Style: Adjustable hood with cord lock, snug fit around head and shoulders.

5.

Quick-Dry & Footbox Design: Dries quickly, footbox design for extra comfort and easy maintenance.

1.

Luxurious Comfort: Crafted from premium silk and merino wool for softness.

2.

Temperature Regulation: Keeps you warm in cool environments and breathable in warmth.

3.

Versatile Use: Ideal for a range of temperatures, from chilly flights to warm evenings.

4.

Compact Portability: Includes a lightweight stuff sack for easy storage and travel.

1.

Coolmax fabric technology: Keeps you dry and comfortable by wicking moisture from the skin

2.

TENCEL Lyocell: USDA-certified fiber, environmentally responsible process, luxurious comfort

3.

Drawcord footbox: Can be opened or closed for optimal comfort, integrates with Free-Flow Zip system

4.

HeiQ Fresh odour control: Keeps the liner fresh even after extended use

5.

Knitted fabric: Provides incredible stretch and freedom of movement, works with any sleeping bag shape

1.

Temperature Boost: Adds up to 9.5 °F degrees to a sleeping bag.

2.

Drawstring Hood: Effectively seals out elements for added protection and warmth.

3.

Wide Top Opening: Ensures easy entry and exit for hassle-free use.

4.

Contoured Foot End: Matches the shape of your sleeping bag for maximum comfort and insulation.

5.

Double-Stitched Durability: Withstands the rigors of outdoor adventures for years.