1, bamboo USB flash disk 2. green ,healthy 3. nature, degradable, recyclable 4. anti-static, anti radiation bamboo USB flash diskHealthy: anti-static , ... radiation-proof and relieving fatigueGreen: nature texure,recyclable,degradableComfortable: warm in winter, cool in ... Size: 70×34×6mm2GB, 4GB, 8GB available New bamboo USB flash disk-- factory directly