10-Pack Keychain USB Flash Drives 4GB–128GB Waterproof Metal

10-Pack Colorful Metal Keychain USB Flash Drives | 4GB to 128GB

Keep your files, photos, and documents always within reach with this set of 10 colorful metal keychain USB flash drives. Compact enough to clip onto your keys, bag, or lanyard, these waterproof USB 2.0 memory sticks are perfect for everyday data storage, promotional giveaways, school projects, and office use. Available in multiple storage sizes from 4GB up to 128GB to suit every need.

Key Features

• Set of 10: Great value bulk pack — ideal for teams, events, classrooms, or gifting.
• Multiple Capacities: Choose from 4GB, 8GB, 16GB, 32GB, 64GB, or 128GB.
• Waterproof Metal Construction: Durable metal housing protects your data from moisture and everyday wear.
• Keychain Design: Built-in key ring for easy attachment to keys, lanyards, or bags — never lose your drive again.
• USB 2.0 Interface: Wide compatibility with desktops and laptops. Read speed up to 25MB/s; Write speed up to 12MB/s.
• Broad OS Support: Compatible with Windows XP/2000/ME/Vista/7/8 and Mac OS 9.0 or later, Mac OS 10.1 or later.
• Certified: CE, FCC, and RoHS certified for safety and environmental compliance.
• Free Custom Laser Logo Engraving: Personalize these drives with your brand or design — just send your logo file (JPG, PNG, PDF, AI, etc.) within 2 hours of ordering.

Technical Specifications

Real Available Capacity Guide

• 8GB ≈ 7.4GB – 7.6GB usable
• 16GB ≈ 14.5GB – 15GB usable
• 32GB ≈ 28GB – 30GB usable
• 64GB ≈ 58GB – 60GB usable
• 128GB ≈ 110GB – 120GB usable

Note: Actual available capacity may be slightly less than advertised due to OS formatting standards and firmware reservation (1–3%).

Made in Mainland China.

Custom Logo Engraving — How It Works

1. Place your order and send your logo file (PDF or AI vector preferred; also accepts JPG, JPEG, GIF, PNG, BMP) to our store email within 2 hours of ordering.
2. We create a sample and send you a photo for approval before producing the full batch.
3. Please include your order ID in your message.

Orders without a logo file received within 2 hours will be shipped without engraving.

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Frequently Asked Questions

Q: Are these keychain USB flash drives compatible with Mac computers?

A: Yes! These USB 2.0 flash drives are compatible with Mac OS 9.0 or later and Mac OS 10.1 or later, as well as all major Windows operating systems including XP, Vista, 7, and 8.

Q: Can I get a custom logo engraved on all 10 drives in the pack?

A: Absolutely. Free laser logo engraving is included with your order. Simply send your logo file (PDF or AI vector format preferred) to our email within 2 hours of placing your order, along with your order ID. We'll send you a sample photo for approval before producing the full set.

Q: What is the actual usable storage capacity of the flash drives?

A: Due to how operating systems calculate storage (using base-1024 math vs. the manufacturer's base-1000), the displayed capacity is slightly lower than the labeled size. For example, a 128GB drive shows approximately 110GB–120GB usable space. A small portion (1–3%) is also reserved for firmware use.

Q: Are these USB drives waterproof?

A: Yes. The drives feature a durable metal housing that provides waterproof protection, making them great for everyday carry on keychains, bags, or lanyards without worrying about moisture damage.

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.