
Sea to Summit Breeze Lightweight Sleeping Bag Liner
The Sea to Summit Breeze Lightweight Sleeping Bag Liner delivers all-weather comfort with a breathable blend of recycled COOLMAX® EcoMade and biobased Tencel™ Lyocell fibres. The soft stretch knit wicks moisture on warm or humid nights, while the mummy versions add shoulder openings and a drawcord-opening footbox for freedom of movement and adaptable ventilation. It is machine washable, quick drying and treated with biocide-free HeiQ Fresh FFL odour control.
Key Features
- Climate control: COOLMAX EcoMade and Tencel Lyocell wick moisture away from the skin to help keep you dry and comfortable.
- Freedom of movement: Stretch-knit construction adapts to different sleeping-bag shapes and lets you move naturally.
- Versatile mummy design: Short, Regular and Long versions have a drawcord-opening footbox plus shaped shoulder and arm openings for ventilation and mobility.
- Traveller-friendly rectangular design: The Rectangular version includes an integrated pillow sleeve.
- Stays fresher: HeiQ Fresh FFL helps neutralise body odour without biocides.
- Easy care: Durable, machine-washable and quick-drying construction reduces how often your sleeping bag needs washing.
- Lower-impact materials: Made with certified recycled and bluesign® APPROVED materials.
- Best use: Backpacking, cycle touring and paddle touring.
Materials and Technologies
- Fabric: 70% polyester / 30% Tencel Lyocell.
- COOLMAX EcoMade: Channeled fibres made from 100% recycled resources move moisture away from the skin to assist temperature regulation.
- Tencel Lyocell: A soft, biobased fibre that supports moisture management and next-to-skin comfort.
- HeiQ Fresh FFL: Biocide-free odour control based on a bio-based amino sugar polymer.
- Colour: Cendre Blue.
Technical Specifications
| Size | Product Weight | Dimensions | Packed Size | Fits User Height |
|---|---|---|---|---|
| Short | 265 g | 190 × 80 cm | 18 × 10 × 10 cm | Up to 170 cm |
| Regular | 275 g | 205 × 80 cm | 18 × 10 × 10 cm | Up to 185 cm |
| Long | 290 g | 216 × 80 cm | 18 × 10 × 10 cm | Up to 198 cm |
| Rectangular with Pillow Sleeve | 330 g | 225 × 80 cm | 18 × 11 × 11 cm | Up to 198 cm |
Care and Use
- Machine wash with standard laundry detergent.
- Do not use fabric softener, which can reduce moisture-wicking performance.
- Air dry where possible, or machine dry on a cool/low setting without dryer sheets.
- COOLMAX does not actively lower body temperature; it helps reduce clamminess by moving moisture away from the skin.
- The knitted fabric traps a small amount of insulating air and can add modest warmth to a sleep system.
Sea to Summit Guarantee: Covered by Sea to Summit’s lifetime guarantee against defects in materials or workmanship.
The Sea to Summit Breeze Lightweight Sleeping Bag Liner delivers all-weather comfort with a breathable blend of recycled COOLMAX® EcoMade and biobased Tencel™ Lyocell fibres. The soft stretch knit wicks moisture on warm or humid nights, while the mummy versions add shoulder openings and a drawcord-opening footbox for freedom of movement and adaptable ventilation. It is machine washable, quick drying and treated with biocide-free HeiQ Fresh FFL odour control.
Key Features
- Climate control: COOLMAX EcoMade and Tencel Lyocell wick moisture away from the skin to help keep you dry and comfortable.
- Freedom of movement: Stretch-knit construction adapts to different sleeping-bag shapes and lets you move naturally.
- Versatile mummy design: Short, Regular and Long versions have a drawcord-opening footbox plus shaped shoulder and arm openings for ventilation and mobility.
- Traveller-friendly rectangular design: The Rectangular version includes an integrated pillow sleeve.
- Stays fresher: HeiQ Fresh FFL helps neutralise body odour without biocides.
- Easy care: Durable, machine-washable and quick-drying construction reduces how often your sleeping bag needs washing.
- Lower-impact materials: Made with certified recycled and bluesign® APPROVED materials.
- Best use: Backpacking, cycle touring and paddle touring.
Materials and Technologies
- Fabric: 70% polyester / 30% Tencel Lyocell.
- COOLMAX EcoMade: Channeled fibres made from 100% recycled resources move moisture away from the skin to assist temperature regulation.
- Tencel Lyocell: A soft, biobased fibre that supports moisture management and next-to-skin comfort.
- HeiQ Fresh FFL: Biocide-free odour control based on a bio-based amino sugar polymer.
- Colour: Cendre Blue.
Technical Specifications
| Size | Product Weight | Dimensions | Packed Size | Fits User Height |
|---|---|---|---|---|
| Short | 265 g | 190 × 80 cm | 18 × 10 × 10 cm | Up to 170 cm |
| Regular | 275 g | 205 × 80 cm | 18 × 10 × 10 cm | Up to 185 cm |
| Long | 290 g | 216 × 80 cm | 18 × 10 × 10 cm | Up to 198 cm |
| Rectangular with Pillow Sleeve | 330 g | 225 × 80 cm | 18 × 11 × 11 cm | Up to 198 cm |
Care and Use
- Machine wash with standard laundry detergent.
- Do not use fabric softener, which can reduce moisture-wicking performance.
- Air dry where possible, or machine dry on a cool/low setting without dryer sheets.
- COOLMAX does not actively lower body temperature; it helps reduce clamminess by moving moisture away from the skin.
- The knitted fabric traps a small amount of insulating air and can add modest warmth to a sleep system.
Sea to Summit Guarantee: Covered by Sea to Summit’s lifetime guarantee against defects in materials or workmanship.
Original: $63.85
-65%$63.85
$22.35Description
The Sea to Summit Breeze Lightweight Sleeping Bag Liner delivers all-weather comfort with a breathable blend of recycled COOLMAX® EcoMade and biobased Tencel™ Lyocell fibres. The soft stretch knit wicks moisture on warm or humid nights, while the mummy versions add shoulder openings and a drawcord-opening footbox for freedom of movement and adaptable ventilation. It is machine washable, quick drying and treated with biocide-free HeiQ Fresh FFL odour control.
Key Features
- Climate control: COOLMAX EcoMade and Tencel Lyocell wick moisture away from the skin to help keep you dry and comfortable.
- Freedom of movement: Stretch-knit construction adapts to different sleeping-bag shapes and lets you move naturally.
- Versatile mummy design: Short, Regular and Long versions have a drawcord-opening footbox plus shaped shoulder and arm openings for ventilation and mobility.
- Traveller-friendly rectangular design: The Rectangular version includes an integrated pillow sleeve.
- Stays fresher: HeiQ Fresh FFL helps neutralise body odour without biocides.
- Easy care: Durable, machine-washable and quick-drying construction reduces how often your sleeping bag needs washing.
- Lower-impact materials: Made with certified recycled and bluesign® APPROVED materials.
- Best use: Backpacking, cycle touring and paddle touring.
Materials and Technologies
- Fabric: 70% polyester / 30% Tencel Lyocell.
- COOLMAX EcoMade: Channeled fibres made from 100% recycled resources move moisture away from the skin to assist temperature regulation.
- Tencel Lyocell: A soft, biobased fibre that supports moisture management and next-to-skin comfort.
- HeiQ Fresh FFL: Biocide-free odour control based on a bio-based amino sugar polymer.
- Colour: Cendre Blue.
Technical Specifications
| Size | Product Weight | Dimensions | Packed Size | Fits User Height |
|---|---|---|---|---|
| Short | 265 g | 190 × 80 cm | 18 × 10 × 10 cm | Up to 170 cm |
| Regular | 275 g | 205 × 80 cm | 18 × 10 × 10 cm | Up to 185 cm |
| Long | 290 g | 216 × 80 cm | 18 × 10 × 10 cm | Up to 198 cm |
| Rectangular with Pillow Sleeve | 330 g | 225 × 80 cm | 18 × 11 × 11 cm | Up to 198 cm |
Care and Use
- Machine wash with standard laundry detergent.
- Do not use fabric softener, which can reduce moisture-wicking performance.
- Air dry where possible, or machine dry on a cool/low setting without dryer sheets.
- COOLMAX does not actively lower body temperature; it helps reduce clamminess by moving moisture away from the skin.
- The knitted fabric traps a small amount of insulating air and can add modest warmth to a sleep system.
Sea to Summit Guarantee: Covered by Sea to Summit’s lifetime guarantee against defects in materials or workmanship.




















