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Tyvek Bivy by 3FULGEAR

Tyvek Bivy by 3FULGEAR

Garage Grown Gear · 3FULGEAR · price last verified 6m ago

$26.99
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About this product

Protect your sleeping bag from condensation

3FULGEAR's Tyvek Bivy protects your sleeping bag from condensation or snow. If you have ever used a single-walled tent or tarp shelter, you know the frustration that can happen when you wake up with a wet bag or quilt from condensation. Tyvek is a lightweight, breathable, and waterproof material, making it the perfect fabric to protect your sleeping bag. If you are cowboy camping, it shields your sleeping bag from dirt. Enjoy a lightweight option that gives you the flexibility to easily add some versatility to your sleep system. 

Features:

• Fully enclosed footbox for added protection

• Mummy style option has a center zipper for ventilation and a cinchable hood protecting from the elements 

• The quilt style option has an open upper that drapes over your sleeping bag/quilt for added protection while maintaining breathability

Includes:

• Tyvek Bivy

• Compression Sack

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Specs

Weight : 

• Mummy: 7.1oz | 200g 

• Quilt: 4.8oz | 135g

• Stuff sack: 0.28oz | 8g

Capacity:  1

Dimensions:  

• Mummy: 90.6" x 35.4" | 230cm x 90cm

• Quilt: 70.8" x 57.1" | 180cm x 145cm

Fits Height:  up to 6'5" | 1.95m

Packed Size: 3.5"dia x 7.1"T | 9cm x 18cm

Materials: TYVEK. 15D nylon reinforcement on edges, YKK #3 zipper, nylon drawstring, and plastic cord lock at collar

Made in Korea

Based in China | Est. 2009

Specs

Weight
45 g

Price history

Price has held at $26.99 across 45 checks since Sep 20, 2026.

$20$27

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Published Sep 23, 2026 · Prices are as seen at source and may change.