3F UL Gear TYVEK cover protects sleeping bags from rain and condensation on trails.
3F UL Gear TYVEK cover provides breathable waterproofing for damp camping nights.
3F UL Gear TYVEK cover keeps feet warm with full-foot enclosure during cold nights.
3F UL Gear TYVEK cover is lightweight and easy to reposition during setup.
3F UL Gear TYVEK cover guards inner liners against dirt and moisture.
3F UL Gear TYVEK Type B cover offers compact shelter during overnight stops.
3F UL Gear TYVEK cover reduces damp exposure to your sleeping bag.
3F UL Gear TYVEK cover travels light and fits in small packs.
3F UL Gear TYVEK Type B cover blocks moisture while permitting airflow.
3F UL Gear TYVEK cover protects sleeping bags from rain and condensation on trails.
3F UL Gear TYVEK cover provides breathable waterproofing for damp camping nights.
3F UL Gear TYVEK cover keeps feet warm with full-foot enclosure during cold nights.
3F UL Gear TYVEK cover is lightweight and easy to reposition during setup.
3F UL Gear TYVEK cover guards inner liners against dirt and moisture.
3F UL Gear TYVEK Type B cover offers compact shelter during overnight stops.
3F UL Gear TYVEK cover reduces damp exposure to your sleeping bag.
3F UL Gear TYVEK cover travels light and fits in small packs.
3F UL Gear TYVEK Type B cover blocks moisture while permitting airflow.

3F UL Gear Upgrade TYVEK Sleeping Bag Cover – Waterproof, Breathable BIVY Sack Type B

Protect your sleeping bag from moisture without sacrificing comfort Condensation on sleeping bags can dampen warmth and comfort during long...
Vendor: 3F UL Gear
$113.32
$113.32
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3F UL Gear TYVEK cover protects sleeping bags from rain and condensation on trails.

3F UL Gear Upgrade TYVEK Sleeping Bag Cover – Waterproof, Breathable BIVY Sack Type B

$113.32
3F UL Gear TYVEK cover protects sleeping bags from rain and condensation on trails.
3F UL Gear TYVEK cover provides breathable waterproofing for damp camping nights.
3F UL Gear TYVEK cover keeps feet warm with full-foot enclosure during cold nights.
3F UL Gear TYVEK cover is lightweight and easy to reposition during setup.
3F UL Gear TYVEK cover guards inner liners against dirt and moisture.
3F UL Gear TYVEK Type B cover offers compact shelter during overnight stops.
3F UL Gear TYVEK cover reduces damp exposure to your sleeping bag.
3F UL Gear TYVEK cover travels light and fits in small packs.
3F UL Gear TYVEK Type B cover blocks moisture while permitting airflow.

3F UL Gear Upgrade TYVEK Sleeping Bag Cover – Waterproof, Breathable BIVY Sack Type B

$113.32
Description
Description
x

Protect your sleeping bag from moisture without sacrificing comfort

Condensation on sleeping bags can dampen warmth and comfort during long hikes. The 3F UL Gear Upgrade TYVEK Sleeping Bag Cover delivers a lightweight shield that is waterproof and breathable, designed to stay with you through varied conditions. Its full foot enclosure adds secure protection for the toes, while the upper section remains open for freedom of movement, so you don’t feel burdened by your gear.

What this cover brings to your pack

  • Super light — easy to carry in any pack
  • Waterproof and breathable — guards against rain while letting heat escape
  • Convenient — quick to deploy and adjust in changing weather
  • Ventilate — helps minimize interior damp and foggy sleeping bag linings
  • Protects the inner liner from dirt and grime, keeping your gear cleaner

Real-world use scenarios

Ideal for damp forests, misty mornings, and high humidity camps. The foot enclosure provides extra warmth at the foot end, while the top remains open for movement and ventilation. It offers a versatile option when shelter is uncertain or moisture is a constant companion.

  • Rainy or foggy hikes where condensation is a concern
  • Backpacking in humid climates with variable shelter
  • Car camping with wet ground or unpredictable weather

How to use and care

To use, place the TYVEK cover over your sleeping bag, align for full coverage, and seal the foot area. Adjust the upper portion as needed for airflow. Note that while waterproof and breathable, this cover is designed to work with your bag and is not typically intended to be used alone.

Key specs and compatibility

Lightweight, compact, and built to protect, with Type B BIVY style integration for flexible setups.

FAQ

Q: What is the TYVEK cover Type B best for?

A: Designed to shed moisture and protect the sleeping bag, while enabling airflow to reduce condensation; lightweight and versatile.

Q: How should I use the Type B cover with my sleeping bag?

A: Place it over the bag, fully cover the foot for warmth, leave the upper area open for adjustability; do not use alone.

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Additional Information
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Shipping & Return
Shipping & Return
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Returns Policy

You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).

You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).

If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.

Shipping

We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.

When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.

Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.

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