... used are ECO friendly and safe6. Usage:Fashionable adornment, hot for business promotion,7. Advantagesfashional design,high quality,best price ... ,oil proof,anti-aging,high plasticity and resilience,heat resistance,waterproof,acid resistance. 8. Sample:Sample making time: 3days-7daysSample ... center and accommodation for workersSilicone Rubber Products producing process: 2012 hot sell key chain