About REAL Capacity：
16GB = approximately 14GB-15GB
32GB = approximately 28GB-30GB
64GB = approximately 58GB-60GB
128GB = approximately 119GB-120GB
This is calculation difference between manufacturer and your PC, please Google ‘Memory card capacity’ to get more information.
For your reference
Your PC says 1GB = 1.073741824 Billion bytes where Market Defines 1 GB = 1.00 Billion bytes.
Product Type :USB 3.0 Flash Drive
Application: PC, Notebook
Capacity :32GB/64GB/128GB (1GB=1Billion byte) * Actual usable capacity may be less (due to formatting, operating system, applications or otherwise)
Interface: USB 3.0
Connector :Standard A
Dimension (WxHxD) :40 X 12.2 X 10.92mm
Weight: Approx. 9.9g
Speed: Up to 130MB/s transfer speed * Actual speed may vary depending on use host device conditions and environment.,write speed will be a little lower.
Samsung USB 3.0 Flash Drive FIT
When form and function come together. The Samsung 3.0 Flash Drive Fit, features a high-quality, metal-based design for durability, and an incredibly small compact body. Perfect to take in the car, to work, or anywhere you go. With Samsung reliability, you know your data is safe and easily accessible.
Rugged and Reliable 5 Proof Technology
Samsung reliability safeguards your data. The newest in the Samsung family of memory products, this USB flash drive offers NAND flash technology, 5-year warranty, and 5-proof technology that makes your memory storage water proof, shock proof, temp proof, magnetic proof, and X-Ray proof. It’s all the quality you’ve come to expect from Samsung, the trusted name for memory.
The flash drive for the future. Staying ahead of the industry, Samsung debuts the next generation SuperSpeed USB 3.0 flash drive for fast data transfer and backup with backwards compatibility with USB 2.0.