1. 100% food grade silicone 2. soft,flexible,easy to clean 3. various colors and styles 4. ... case 1. anti-dirt ,washable , flexible , durable and tear-resistant 2. made of high quality silicone A grade material , nontoxic , approved by ... 100% food grade siliconeSize 20.7*6*0.5cmWeight 13gFeature soft,flexible,eco-friendly, Harmless,easy to clean and long-term ...