Bumster Jet

Name: Bumster Jet
Brand: Gossamer Gear
SKU: Jet_Bumster
Price: 29.25 USD
Availability: InStock
Rating: 4.6 (5 reviews)

$29.25 ~~$45~~ In stock

Category: Backpacks

Now twice the size of the original at 3L of capacity, the Bumster Jet has enough room for your phone, wallet, keys, and everything else you reach for throughout the day.

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When it ships

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Standard Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

Express Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

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If you need a refund

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Delivery costs

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Standard Shipping · United States: $0.00

Express Shipping · United States: $3.99

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Returning an item

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United States · Return window (days after delivery): 30. Return method: By mail. Return postage: Seller pays.

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Customer Reviews (4.6 / 5 · 5 reviews)

Samuel T. ★★★★★ Sep 10, 2026

I can fit my phone, wallet, and keys in here with room to spare, which I never managed with my old pouch. The 3L size is perfect for quick errands when I don't want a full backpack.

Christopher ★★★★★ Sep 8, 2026

Three liters sounds small on paper, but it swallows my daily carry with room to spare. I love that I can finally stop rummaging through a giant bag just to find my sunglasses.

Natalie ★★★★★ Sep 7, 2026

Phone, card case, chapstick, and even a small power bank all fit without the lumpy bulge my old hip pack had. The 3L size hits that sweet spot where I forget it’s on until I need something.