Silicon Power 8GB Jewel J50 USB 3.0 Zinc-Alloy Compact Flash Drive, Titanium Edition (SP008GBUF3J50V1T) Exclusive metallic design with zinc alloy exterior. Ergonomic and anti-cap loss. Durability - Water, Dust, Shock Resistant. PCs and Macs ready. Backed by lifetime warranty that guarantees complete services and technical support.