







Product description
Peak Design Outdoor Sling 4L 
The perfect middle ground between our 2L and 7L models, the Outdoor Sling 4L is an ultralight cross-body bag toes the line between simplicity and capacity.
Key Features 
Flexible Carry Options
Padded adjustable shoulder strap configurable for cross-body or waist carry

Sling to Chest-Mounted
Sling converts to a chest-mounted gear pouch for PD Outdoor Backpacks (remove strap and attach to backpack with Gear Loops – not included)

Secret Phone Storage
Padded drop pocket on back panel with magnetic closure for fast & secure phone storage

One Hand Adjustment
Shoulder strap features a low-profile glass reinforced nylon buckle, operable with one hand



Outdoor Sling 4L Eclipse
Minimal Footprint, Maximum Impact
The Outdoor Sling 4L Eclipse is the ultimate lightweight companion. With a minimal footprint, it’s perfect for essentials like a compact camera, phone, or wallet. Its sleek design ensures comfort and style. Perfect for quick adventures with maximum impact.
Explore the Outdoor Line
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Customer Reviews
4.5 out of 5 stars 273
4.7 out of 5 stars 31
4.5 out of 5 stars 273
3.7 out of 5 stars 26
3.4 out of 5 stars 15
Price
$89.95$89.95
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$59.95$59.95
$249.95$249.95
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Capacity
7.5L
7L
2L
25L
45L
Weight
335g (0.74lbs)
220g (0.48lbs)
177g (0.39lbs)
1.15kg (2.54lbs)
1.8kg (3.97lbs)
Dimensions
35cm x 22cm x 11cm
12cm x 23cm x 15cm
28cm x 15cm x 7cm
48.5cm x 28cm x 15cm
48.5cm x 28cm x 15cm
Weatherproof
✔
✔
✔
✔
✔
PFAS-Free
✔
✘
✔
✔
✔
Peak Design Outdoor Sling 4L Technical Specifications
External Dimensions 31.0cm x 17.5cm x 5.0cm (12.20″ x 6.89″ x 1.97″) Internal Dimensions 30.5cm x 17.0cm x 4.5cm (12.01″ x 6.69″ x 1.77″ Capacity 4L Phone Pocket Capacity Fits up to iPhone 16 Pro Max, Samsung S24+ Phone is meant to be inserted at an angle. Pocket opening is narrower & has magnetic clasp to prevent phone from falling out. Pocket opening width: 19cm What’s in the Box? 1x Outdoor Sling 4L, 1x Key Tether Weight 185g (0.41 lbs) Materials Exterior fabric is weatherproof & 100% recycled, Internal PU coating – exterior rated at 1500mm hydrostatic, PFAS-free water-repellant treatment is a more eco-friendly option to standard DWR, Super-durable #8 and #5 weatherproof UltraZips, All cording made from ultra high-strength UHMWPE for extended durability, nylon stretch mesh pockets. Breathable nylon mesh harness & back panel, Nylon Cord Hook & strap adjustment hardware, High-strength custom aluminum hardware for harness & strap adjustment
OUTDOOR SLING 4L: A minimalist everyday carry companion, the 4L Outdoor Sling delivers just the right balance of capacity and simplicity. It’s the perfect size for quick missions, daily essentials, and anywhere-you-go peace of mind.
COMFORT YOUR WAY: Carry it crossbody or around your waist as a fanny pack – the padded strap adjusts quickly and securely thanks to the Cord Hook Cam Lock system. Swap or remove the strap in seconds to fit your flow.
ORGANIZED AND SECURE: Three internal mesh pockets keep your smallest essentials tidy and accessible, while a padded drop pocket with magnetic closure provides fast, secure storage for your phone or other valuables.
BUILT TO ROAM: Made from lightweight, weatherproof Terra Shell 210D recycled nylon with a rugged UltraZip and water repellent treatment, this womens and mens sling bag is built to handle real-world wear and weather.
RADICAL PRODUCTS, RADICAL COMPANY: Peak Design creates industry-shifting, lifetime-lasting gear with a mission to leave the world better than we found it. No investors, no venture capital – just innovation on our terms.
$74.95