1. SanDisk Ultra Flair USB 3.0 - 32GB The smallest in the series, suitable for simple daily file transfers. Capacity 32GB. Speed Fast USB 3.0 transfer speeds up to 150 MB/ Design Sleek and durable metal casing that withstands shocks. Security Includes SanDisk SecureAccess software to create a password - protected private folder. Ideal Use Storing documents, study files, and some photos. 2. SanDisk