33.8601° N, 117.8987° W
33.8601° N · FULLERTON, CA · USA

Your Essential Gear Deserves Serious Protection

The Evergreen 18650 / 23A case brings military-grade engineering to compact storage. Whether you're protecting action cameras on the trail, securing hard drives during travel, or organizing everyday carry essentials, this waterproof case keeps your gear safe from water, dust, and impact.

Built for Adventure and Daily Carry

This compact protective case is designed for creatives and adventurers who need reliable storage for sensitive electronics and essential gear. The IP67 waterproof rating means your GoPro, Insta360, hard drives, SSDs, and other tech stay completely protected even when submerged up to 3 meters. The crushproof polycarbonate shell withstands the kind of abuse that destroys ordinary storage solutions—whether it's bouncing around in a backpack on the trail, getting tossed in a kayak, or traveling through airline baggage systems.

The Keyed TwistLock latches provide secure closure that won't accidentally pop open, while the automatic pressure equalization valve prevents vacuum lock at altitude or after temperature changes. This makes it ideal as a camera storage case for adventure photography, a hard drive travel case for content creators on location, or an electronics organizer case for daily carry. The integrated carabiner loop lets you clip it to gear loops, and at just over a pound, it adds minimal weight to your kit.

Personalization options let you add custom text in two locations using durable UV printing—perfect for labeling gear, adding contact info, or creating a personalized gift for photographers, hikers, or tech enthusiasts. Available with or without foam insert, you can configure the interior to match your specific gear. Every case is manufactured in the USA by Seahorse and backed by a lifetime guarantee against manufacturing defects, giving you confidence that this small waterproof case will protect your essentials for years of adventures.

Product Details

Essential Information

01
WHAT'S INCLUDED
  • Evergreen 18650 / 23A Lithium Storage Case (Model SE56)
  • Optional foam insert (select variant with foam if desired)
  • Two keys for TwistLock latches
  • Lifetime Guarantee documentation
02
SPECIFICATIONS

Model: SE56
Exterior Dimensions: 9.5" × 5.8" × 2.8"
Interior Dimensions: 8.4" × 4.4" × 2.3"
Weight: 1.31 lbs
Material: 100% Solid Polycarbonate
Waterproof Rating: IP67 (submersible to 3 meters)
Country of Origin: USA
Manufacturer: Seahorse
Available Colors: Black, Clear

  • Key lockable with Keyed TwistLock latches
  • Automatic pressure equalization valve
  • Rust-proof hinges and hardware
  • Integrated carabiner loop
  • Floats with contents under 3 lbs
  • UV printing personalization available
  • Lifetime guarantee against manufacturing defects
03
COMPATIBILITY

Perfect for organizing and protecting:

  • Action Cameras: GoPro Hero series, Insta360, DJI Osmo Action, and accessories like batteries, mounts, and cables
  • Storage Devices: Portable hard drives, SSDs, USB drives, SD cards, and media storage
  • Personal Electronics: Smartphones, power banks, charging cables, earbuds, and small tablets
  • Travel Essentials: Passports, wallets, keys, AirTags, cash, and important documents
  • EDC Gear: Multi-tools, flashlights, batteries, medical supplies, and emergency items
  • Tech Accessories: Charging cables, adapters, dongles, lens caps, and small camera accessories
04
BUILT FOR
  • Adventure photographers and videographers protecting action cameras and accessories on the trail
  • Content creators traveling with sensitive hard drives, SSDs, and media storage devices
  • Outdoor enthusiasts hiking, camping, kayaking, or mountain biking with essential electronics
  • Travelers securing passports, wallets, phones, and valuables during airline trips or international travel
  • Tech professionals organizing cables, chargers, adapters, and small electronics for daily carry
  • Gift-givers looking for a practical, personalized present for adventurers or tech-savvy individuals
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USA Made · Lifetime Warranty

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33.8601° N, 117.8987° W
Waterproof and Crushproof
PROTECTION

Waterproof and Crushproof

Solid polycarbonate construction creates a protective barrier against water, dust, and impact. Toss it in your pack for a mountain bike ride, clip it to your kayak for a day on the water, or throw it in checked luggage without worry. The case floats when loaded light, adding an extra layer of security during water-based activities.

IP67 Rated · Floats · Impact Resistant · Dustproof
Keyed TwistLock System
SECURITY

Keyed TwistLock System

The unique TwistLock latches provide secure closure with included keys, preventing accidental opening during transport. Flip latches incorporate automatic pressure equalization, so you won't fight vacuum lock after altitude changes or temperature swings. Open smoothly every time, whether you're at sea level or in the mountains.

Key Lockable · Pressure Equalization · Rust-Proof Hinges
Personalized UV Printing
CUSTOMIZATION

Personalized UV Printing

Add custom text in two locations with your choice of fonts. Label your case with your name, initials, contact information, or social media handle. The UV printing process creates waterproof, scratch-resistant graphics that cure instantly and last as long as the case itself. Make it uniquely yours or create a thoughtful personalized gift.

Two Print Locations · Multiple Fonts · Waterproof Graphics
LIFETIME GUARANTEE

Protect Your Gear With Confidence

Every Evergreen case is manufactured in the USA and backed by a lifetime guarantee against manufacturing defects. We stand behind the quality of our protection, so you can focus on the adventure ahead.

Limited Warranty · Covers manufacturing defects only